Product Description
Heltec 2.13 Inch E-Ink Meshtastic Display LoRaWAN Arduino ESP32S3 E-Paper Monitor Devboard WiFi Bluetooth Black White Price Tag
Heltec 2.13 Inch E-Ink Meshtastic Display LoRaWAN Arduino ESP32S3 E-Paper Monitor Devboard WiFi Bluetooth Black White Price Tag


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Summary
Vision Master E213 is an E-Ink development kit with multiple wireless drive methods. Collaborate with
the sample programs and development tools we provide, users can operate the display via Bluetooth,
Wi-Fi and LoRa.
This board is equipped with a default 2.13-inch black and white E-Ink display screen, continuous display
for 180 days after power outage. 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.
Product Display

E-Paper Series Comparison

Main Features
ESP32-S3R8 MCU, support Wi-Fi and BLE.
LoRa module is optional, compatible with Mashtastic.
Low power consumption, 20uA in deep sleep, continuous display for 180 days after power outage.
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).
Onboard 2.13 inch 250 x 122 pixels display, support for partial refresh.
Storage condition: -25 ~ 70℃, ≤45%RH.
Optimal operating condition:0~50℃, 55±10%RH.
2*SH2.0-4P sensor interface is perfectly compatible with QuickLink series sensors.
Compatible with Arduino, we provide development frameworks and libraries.
Specifications
Parameters | Description |
Master Chip | ESP32-S3R8 |
LoRa Node Chip | SX1262 |
Frequency | 470~510MHz, |
Max. TX Power | 21±1dBm |
Max. Receiving sensitivity | -136dBm@SF12 BW=125KHz |
Wi-Fi | 802.11 b/g/n, up to 150Mbps |
Bluetooth | Bluetooth 5 (LE) |
Hardware Resource | 6*ADC_1, 1*ADC_2, 6*Touch, 8M*PSRAM, 3*UART; 2*I2C; 2*SPI. Etc |
Memory | 384KB ROM; |
Interface | Type-C USB; |
Battery | 3.7V lithium battery power supply and charging |
Operating Temperature | -20 ~ 70 ℃ |
Dimensions | 66.75*30.41*10mm |
Display | 2.13 Inch Black and White E-Ink Display Screen |
Application
Vision Master E213 supports the following development methods:
ESP32 Paxcounter
Disaster Radio
Meshtastic
Tiny GS
We also provide a standard ESP32 Arduino LoRaWAN library:
Heltec ESP32 LoRaWAN
This library is already included in the Heltec ESP32 Arduino Framework by default.
Packing list
The default packing list without selecting any accessories is as follows:
Item | Quantity |
HT-VME213 | x1 |
LoRa Antenna (Available when LoRa selected) | x1 |
SH1.25-2P Battery Connector | x1 |
2.54*13 Header Pin | x2 |
Resource
Heltec ESP (ESP32&ESP8266) framework (Include LoRaWAN library)
Heltec ESP32 special library
Schematic diagram
Datasheet
E-Ink Datasheet
User manual and related documents
Downloadable Resources
1. Can the onboard 2.4GHz antenna be replaced?
The 2.4GHz antenna is a spring antenna, and there is no additional interface on the board for 2.4GHz wireless
signals.
2. Can ESP32’s WiFi and Bluetooth be used at the same time?
No, the WiFi LoRa 32 don’t have an external PSRAM, if your application need use Bluetooth and Wi-Fi at the
same time, you can look into this product: Heltec Wireless Bridge.
3. What development methods does it support?
Arduino
Micro Python
PlatformIO
Espressif IDE
We strongly recommend using Arduino. We have complete technical support and provide complete LoRaWAN
code for ESP32 Arduino
4.What’s the battery socket type?
You can find this type of socket by search "SH1.25 x 2".More info about Heltec products:



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Shipping policy
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Returns
Your satisfaction is important to us. Hexlight offers a 14-day Free return policy: if you are not fully satisfied with your purchase, you may request either a full refund or an exchange. All return shipping costs are fully covered by us.
Condition
Brand New
Shipping
This item is shipped directly from our supplier in China with tracking.