{"id":9281,"date":"2025-11-28T12:07:20","date_gmt":"2025-11-28T12:07:20","guid":{"rendered":"https:\/\/www.diyipcb.com\/?post_type=product&#038;p=9281"},"modified":"2026-09-27T15:09:17","modified_gmt":"2026-09-27T15:09:17","slug":"heltec-meshtastic-e290-esp32-sx1262-lora-devboard-kit-with-2-90-inch-e-ink-display-ble-wifi-type-c-usb-compatible-with-arduino","status":"publish","type":"product","link":"https:\/\/www.diyipcb.com\/ja\/product\/heltec-meshtastic-e290-esp32-sx1262-lora-devboard-kit-with-2-90-inch-e-ink-display-ble-wifi-type-c-usb-compatible-with-arduino\/","title":{"rendered":"Heltec Meshtastic E290 ESP32 SX1262 LoRa Devboard Kit with 2.90-inch E-Ink Display BLE WiFi Type-C USB Compatible with Arduino"},"content":{"rendered":"<div class=\"detailmodule_text\">\n<div class=\"detailmodule_html\">\n<div class=\"detail-desc-decorate-richtext\">\n<div class=\"detailmodule_text\">\n<div class=\"detailmodule_html\">\n<div class=\"detail-desc-decorate-richtext\">\n<p style=\"text-align: center;\" align=\"center\"><img loading=\"lazy\" decoding=\"async\" data-no-lazy=\"1\" src=\"https:\/\/www.diyipcb.com\/wp-content\/uploads\/module-store-import\/2025\/description_images\/renamed_description_images_filtered\/heltecmesh_1.jpg\" width=\"937\" height=\"466\" \/><\/p>\n<p style=\"text-align: center;\" align=\"center\"><strong><span style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">2.90 E-ink Display with ESP32 and LoRa<\/span><\/strong><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"detailmodule_text\">\n<div class=\"detailmodule_html\">\n<div class=\"detail-desc-decorate-richtext\"><\/div>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<p><span style=\"font-size: 14px;\"><strong><span style=\"font-size: 48px; font-family: arial, helvetica, sans-serif;\">\u8aac\u660e<\/span><\/strong><\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif;\">Vision Master E290 (HT-VME290)\u00a0is an\u00a0E-Ink development kit\u00a0with multiple wireless drive methods.\u00a0Collaborate with the sample programs and development tools we provide,\u00a0users can operate the display via\u00a0Bluetooth, Wi-Fi and LoRa.<\/span><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif;\">It is compatible with Arduino, PlatformIO, Micpython and other development frameworks, can be used to develop applications such as electronic tags and identity tags, it is also possible to run open source projects like Meshtastic.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" data-no-lazy=\"1\" src=\"https:\/\/www.diyipcb.com\/wp-content\/uploads\/module-store-import\/2025\/description_images\/renamed_description_images_filtered\/heltecmesh_2.png\" width=\"942\" height=\"531\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"font-size: 48px; font-family: arial, helvetica, sans-serif;\"><strong>Main Features<\/strong><\/span><\/p>\n<ul>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif;\">ESP32-S3R8 MCU, support Wi-Fi and BLE.<\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif;\">LoRa module is optional, compatible with Mashtastic.<\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif;\">Low power consumption, 18uA in deep sleep, continuous display for 180 days after power outage.<\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif;\">Onboard SH1.25-2 battery interface, integrated lithium battery management system (charge and discharge management, overcharge protection, battery power detection, USB \/ battery power automatic switching).<\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif;\">Onboard 2.90 inch 296 x 128 pixels display, support for partial refresh.<\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif;\">Storage condition: -25 ~ 70\u2103, \u226445%RH.<\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif;\">Optimal operating condition\uff1a0~50\u2103, 55\u00b110%RH.<\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif;\">SH2.0-4P sensor interface is perfectly compatible with QuickLink series sensors.<\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif;\">2*20 Pin Female Header, perfectly compatible with Raspberry PI.<\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif;\">Compatible with Arduino, we provide development frameworks and libraries.<\/span><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><span style=\"font-size: 48px; font-family: arial, helvetica, sans-serif;\"><strong>\u4ed5\u69d8<\/strong><\/span><\/p>\n<p>&nbsp;<\/p>\n<table id=\"tablesaw-8343\" class=\"pp-table tablesaw tablesaw-stack\" style=\"border-collapse: collapse; font-family: Roboto, sans-serif; font-size: 16px; text-align: left; width: 1100px;\" align=\"left\">\n<tbody>\n<tr class=\"pp-table-row\">\n<td class=\"pp-table-cell pp-table-cell-7e11869\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; padding: 5px 10px 5px 5px;\" align=\"inherit\"><strong><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">\u30d1\u30e9\u30e1\u30fc\u30bf<\/span><\/span><\/strong><\/td>\n<td class=\"pp-table-cell pp-table-cell-0e994eb\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; padding: 5px 10px 5px 5px;\" align=\"inherit\"><strong><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">\u8aac\u660e<\/span><\/span><\/strong><\/td>\n<\/tr>\n<\/tbody>\n<tbody>\n<tr>\n<td class=\"pp-table-cell pp-table-cell-b705966\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">Master Chip<\/span><\/span><\/span><\/td>\n<td class=\"pp-table-cell pp-table-cell-46cb923\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">ESP32-S3R8<\/span><\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"pp-table-cell pp-table-cell-2248941\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">LoRa Node Chip<\/span><\/span><\/span><\/td>\n<td class=\"pp-table-cell pp-table-cell-8166039\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">SX1262<\/span><\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"pp-table-cell pp-table-cell-cb43d6e\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">\u983b\u5ea6<\/span><\/span><\/span><\/td>\n<td class=\"pp-table-cell pp-table-cell-3bcee6f\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">470~510MHz,<br \/>\n863\uff5e928MHz<\/span><\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"pp-table-cell pp-table-cell-cce53d4\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">Max. TX Power<\/span><\/span><\/span><\/td>\n<td class=\"pp-table-cell pp-table-cell-10c999a\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">21\u00b11dBm<\/span><\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"pp-table-cell pp-table-cell-ce9a965\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">Max. Receiving sensitivity<\/span><\/span><\/span><\/td>\n<td class=\"pp-table-cell pp-table-cell-27a6903\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">-136dBm@SF12 BW=125KHz<\/span><\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"pp-table-cell pp-table-cell-24b726b\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">Wi-Fi<\/span><\/span><\/span><\/td>\n<td class=\"pp-table-cell pp-table-cell-7eb4343\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">802.11 b\/g\/n, up to 150Mbps<\/span><\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"pp-table-cell pp-table-cell-318d5cd\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">\u30d6\u30eb\u30fc\u30c8\u30a5\u30fc\u30b9<\/span><\/span><\/span><\/td>\n<td class=\"pp-table-cell pp-table-cell-8815b49\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">Bluetooth 5 (LE)<\/span><\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"pp-table-cell pp-table-cell-7dd1c80\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">Hardware Resource<\/span><\/span><\/span><\/td>\n<td class=\"pp-table-cell pp-table-cell-12b6dc3\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">6*ADC_1, 1*ADC_2, 6*Touch, 8M*PSRAM, 3*UART; 2*I2C; 2*SPI. Etc<\/span><\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"pp-table-cell pp-table-cell-842a1ca\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">\u30e1\u30e2\u30ea<\/span><\/span><\/span><\/td>\n<td class=\"pp-table-cell pp-table-cell-49ebb21\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">384KB ROM;<br \/>\n512KB\u306eSRAM;<br \/>\n16KB RTC SRAM;<br \/>\n16MB SiP Flash<\/span><\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"pp-table-cell pp-table-cell-e7125cf\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9<\/span><\/span><\/span><\/td>\n<td class=\"pp-table-cell pp-table-cell-ca04eb7\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">Type-C USB;<br \/>\n2*1.25 lithium battery interface;<br \/>\nLoRa ANT(IPEX1.0);<br \/>\nWi-Fi ANT(IPEX1.0);<br \/>\n2*20 Pin Famle Header;<br \/>\nSH2.0-4P sensor interface.<\/span><\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"pp-table-cell pp-table-cell-4ff6664\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">\u30d0\u30c3\u30c6\u30ea\u30fc<\/span><\/span><\/span><\/td>\n<td class=\"pp-table-cell pp-table-cell-e884aa0\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">3.7V lithium battery power supply and charging<\/span><\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"pp-table-cell pp-table-cell-c25d313\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">\u52d5\u4f5c\u6e29\u5ea6<\/span><\/span><\/span><\/td>\n<td class=\"pp-table-cell pp-table-cell-b308c33\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">-20 ~ 70 \u2103<\/span><\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"pp-table-cell pp-table-cell-2a85e02\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">E-Ink<\/span><\/span><\/span><\/td>\n<td class=\"pp-table-cell pp-table-cell-1b38932\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">2.90 Inch, 128(H)x296(V) Pixel, 29x67mm,<\/span><\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"pp-table-cell pp-table-cell-8225a93\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">Display Color<\/span><\/span><\/span><\/td>\n<td class=\"pp-table-cell pp-table-cell-7fe6fad\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">Black&amp;White(2 Grayscale)<\/span><\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"pp-table-cell pp-table-cell-80b619e\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">\u5bf8\u6cd5<\/span><\/span><\/span><\/td>\n<td class=\"pp-table-cell pp-table-cell-ad7edb3\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">87.96*36.63*12mm<\/span><\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"pp-table-cell pp-table-cell-6a71023\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">\u8868\u793a<\/span><\/span><\/span><\/td>\n<td class=\"pp-table-cell pp-table-cell-73817bc\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">2.90 Inch Black and White E-Ink Display Screen<\/span><\/span><\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"font-size: 48px; font-family: arial, helvetica, sans-serif;\"><strong>High light<\/strong><\/span><\/p>\n<div class=\"detailmodule_html\">\n<div class=\"detail-desc-decorate-richtext\">\n<table class=\"MsoTableGrid\" style=\"border-collapse: collapse; border: none;\" border=\"0\" cellspacing=\"0\">\n<tbody>\n<tr>\n<td style=\"padding: 0pt 5.4pt; width: 405.7pt;\" width=\"540\">\n<div><strong>\u00a0<\/strong><\/div>\n<p><span style=\"font-size: 28px; font-family: arial, helvetica, sans-serif;\"><strong>LoRa module is optional<\/strong><\/span><\/p>\n<ul>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif;\">LoRa module is optional, compatible with Mashtastic and can reduce a lot of costs if you don&#8217;t need a LoRa module.<\/span><\/li>\n<\/ul>\n<\/td>\n<td style=\"padding: 0pt 5.4pt; width: 267pt;\" width=\"356\">\n<div><img decoding=\"async\" data-no-lazy=\"1\" loading=\"lazy\" src=\"https:\/\/www.diyipcb.com\/wp-content\/uploads\/module-store-import\/2025\/description_images\/renamed_description_images_filtered\/heltecmesh_3.png\" width=\"388\" height=\"NaN\" \/><\/div>\n<div><\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<table class=\"MsoTableGrid\" style=\"border-collapse: collapse; border: none;\" border=\"0\" cellspacing=\"0\">\n<tbody>\n<tr>\n<td style=\"padding: 0pt 5.4pt; width: 251.3pt;\" width=\"335\">\n<div><\/div>\n<p class=\"MsoNormal\" style=\"text-align: center;\" align=\"center\"><img loading=\"lazy\" decoding=\"async\" data-no-lazy=\"1\" src=\"https:\/\/www.diyipcb.com\/wp-content\/uploads\/module-store-import\/2025\/description_images\/renamed_description_images_filtered\/heltecmesh_4.jpg\" width=\"369\" height=\"369\" \/><\/p>\n<\/td>\n<td style=\"padding: 0pt 5.4pt; width: 421.4pt;\" width=\"561\"><span style=\"font-size: 28px; font-family: arial, helvetica, sans-serif;\"><strong>USB\/Battery interface<\/strong><\/span><\/p>\n<ul>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif;\">Onboard SH1.25-2 battery interface, integrated lithium battery management system (charge and discharge management, overcharge protection, battery power detection, USB \/ battery power automatic switching).<\/span><\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<table class=\"MsoTableGrid\" style=\"border-collapse: collapse; border: none;\" border=\"0\" cellspacing=\"0\">\n<tbody>\n<tr>\n<td style=\"text-align: left; padding: 0pt 5.4pt; width: 405.7pt;\" align=\"left\" width=\"540\"><span style=\"font-size: 28px; font-family: arial, helvetica, sans-serif;\"><strong>High resolution display rich<\/strong><\/span><\/p>\n<ul>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif;\">The integrated E-Ink display has a high resolution of 128&#215;296 pixels, and can show system status and parameters, making it convenient for users to use the development board for their own product design.<\/span><\/li>\n<\/ul>\n<\/td>\n<td style=\"padding: 0pt 5.4pt; width: 267pt;\" width=\"356\">\n<div><img decoding=\"async\" data-no-lazy=\"1\" loading=\"lazy\" src=\"https:\/\/www.diyipcb.com\/wp-content\/uploads\/module-store-import\/2025\/description_images\/renamed_description_images_filtered\/heltecmesh_5.jpg\" width=\"374\" height=\"NaN\" \/><\/div>\n<div><\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<table class=\"MsoTableGrid\" style=\"border-collapse: collapse; border: none;\" border=\"0\" cellspacing=\"0\">\n<tbody>\n<tr>\n<td style=\"padding: 0pt 5.4pt; width: 251.3pt;\" width=\"335\"><img decoding=\"async\" data-no-lazy=\"1\" loading=\"lazy\" src=\"https:\/\/www.diyipcb.com\/wp-content\/uploads\/module-store-import\/2025\/description_images\/renamed_description_images_filtered\/heltecmesh_6.jpg\" width=\"380\" height=\"NaN\" \/><\/td>\n<td style=\"padding: 0pt 5.4pt; width: 421.4pt;\" width=\"561\"><span style=\"font-size: 28px; font-family: arial, helvetica, sans-serif;\"><strong>Highly extensible<\/strong><\/span><\/p>\n<ul>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif;\">Vision Master E290 has a rich set of pins and hardware resources, which will allow you to expand widely.<\/span><\/li>\n<li><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif;\">2*20 Pin Female Header, perfectly compatible with Raspberry PI.<\/span><\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span style=\"font-size: 48px; font-family: arial, helvetica, sans-serif;\"><strong>Demension<\/strong><\/span><\/p>\n<p style=\"text-align: left;\" align=\"left\"><img loading=\"lazy\" decoding=\"async\" data-no-lazy=\"1\" class=\"\" src=\"https:\/\/www.diyipcb.com\/wp-content\/uploads\/module-store-import\/2025\/description_images\/renamed_description_images_filtered\/heltecmesh_7.png\" width=\"965\" height=\"483\" \/><\/p>\n<p style=\"text-align: left;\" align=\"left\"><span style=\"font-size: 48px; font-family: arial, helvetica, sans-serif;\"><strong>Docs &amp; Resource<\/strong><\/span><\/p>\n<p><img decoding=\"async\" data-no-lazy=\"1\" loading=\"lazy\" src=\"https:\/\/www.diyipcb.com\/wp-content\/uploads\/module-store-import\/2025\/description_images\/renamed_description_images_filtered\/heltecmesh_8.png\" width=\"944\" height=\"NaN\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"font-size: 48px; font-family: arial, helvetica, sans-serif;\"><strong>Packing list<\/strong><\/span><\/p>\n<p><span style=\"font-size: 20px; font-family: arial, helvetica, sans-serif;\">The default packing list without selecting any accessories is as follows:<\/span><\/p>\n<table id=\"tablesaw-9653\" class=\"pp-table tablesaw tablesaw-stack\" style=\"border-collapse: collapse; font-family: Roboto, sans-serif; font-size: 16px; text-align: left; width: 660px;\" align=\"left\">\n<colgroup>\n<col width=\"\" \/><\/colgroup>\n<tbody>\n<tr class=\"pp-table-row\">\n<td class=\"pp-table-cell pp-table-cell-7e11869\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; padding: 5px 10px 5px 5px;\" align=\"inherit\"><strong><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">\u30a2\u30a4\u30c6\u30e0<\/span><\/span><\/strong><\/td>\n<td class=\"pp-table-cell pp-table-cell-0e994eb\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; padding: 5px 10px 5px 5px;\" align=\"inherit\"><strong><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">\u6570\u91cf<\/span><\/span><\/strong><\/td>\n<\/tr>\n<\/tbody>\n<tbody>\n<tr>\n<td class=\"pp-table-cell pp-table-cell-b705966\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">HT-VME290<\/span><\/span><\/span><\/td>\n<td class=\"pp-table-cell pp-table-cell-46cb923\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">x1<\/span><\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"pp-table-cell pp-table-cell-dd74815\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">LoRa\u30a2\u30f3\u30c6\u30ca<\/span><\/span><\/span><\/td>\n<td class=\"pp-table-cell pp-table-cell-3aca91c\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">x1<\/span><\/span><\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"pp-table-cell pp-table-cell-5a13557\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">SH1.25\u00d72 Battery Connector<\/span><\/span><\/span><\/td>\n<td class=\"pp-table-cell pp-table-cell-552b7a2\" style=\"font-family: Roboto, sans-serif; font-size: 14px; text-align: inherit; background-color: unset; padding: 5px 10px 5px 5px;\" align=\"inherit\"><span class=\"tablesaw-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-content\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\"><span class=\"pp-table-cell-text\" style=\"font-size: 18px; font-family: arial, helvetica, sans-serif;\">x1<\/span><\/span><\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<div class=\"simg-pop-btn\" style=\"top: 30px; left: 220px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 922.156px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 3871.2px; left: 578.484px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 5608.33px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 5696.33px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 5776.33px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 6290.06px; left: 14px; display: none;\"><\/div>\n<section class=\"module-customization\">\n<h3>\u88fd\u54c1\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba<\/h3>\n<p>\u5f53\u793e\u306f\u88fd\u54c1\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002. <a href=\"https:\/\/www.diyipcb.com\/ja\/contact-us\/\">\u304a\u554f\u3044\u5408\u308f\u305b<\/a> \u304a\u5ba2\u69d8\u306e\u3054\u8981\u671b\u306b\u3064\u3044\u3066\u8a71\u3057\u5408\u3046\u305f\u3081\u3002.<\/p>\n<\/section>","protected":false},"excerpt":{"rendered":"<p>2.90 E-ink Display with ESP32 and LoRa &nbsp; Description Vision Master E290 (HT-VME290)\u00a0is an\u00a0E-Ink development kit\u00a0with multiple wireless drive methods.\u00a0Collaborate with the sample programs and development tools we provide,\u00a0users can operate the display via\u00a0Bluetooth, Wi-Fi and LoRa. &nbsp; It is compatible with Arduino, PlatformIO, Micpython and other development frameworks, can be used to develop applications such as electronic tags and identity tags, it is also possible to run open source projects like Meshtastic. &nbsp; Main Features ESP32-S3R8 MCU, support Wi-Fi and BLE. LoRa module is optional, compatible with Mashtastic. Low power consumption, 18uA in deep sleep, continuous display for 180 days after power outage. Onboard SH1.25-2 battery interface, integrated lithium&#8230;<\/p>","protected":false},"featured_media":5501,"comment_status":"open","ping_status":"closed","template":"","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":""},"product_brand":[],"product_cat":[99,2096,94,2099],"product_tag":[],"class_list":["post-9281","product","type-product","status-publish","has-post-thumbnail","product_cat-displays-hmi","product_cat-lora-lorawan","product_cat-electronic-modules","product_cat-smart-home","first","instock","shipping-taxable","purchasable","product-type-variable","entry","content-bg","loop-entry"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.diyipcb.com\/ja\/wp-json\/wp\/v2\/product\/9281","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.diyipcb.com\/ja\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.diyipcb.com\/ja\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.diyipcb.com\/ja\/wp-json\/wp\/v2\/comments?post=9281"}],"version-history":[{"count":0,"href":"https:\/\/www.diyipcb.com\/ja\/wp-json\/wp\/v2\/product\/9281\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.diyipcb.com\/ja\/wp-json\/wp\/v2\/media\/5501"}],"wp:attachment":[{"href":"https:\/\/www.diyipcb.com\/ja\/wp-json\/wp\/v2\/media?parent=9281"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.diyipcb.com\/ja\/wp-json\/wp\/v2\/product_brand?post=9281"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.diyipcb.com\/ja\/wp-json\/wp\/v2\/product_cat?post=9281"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.diyipcb.com\/ja\/wp-json\/wp\/v2\/product_tag?post=9281"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}