Heltec Meshtastic ESP32 Wireless Paper Eink Display Smart Price Tag Electronic Shelf Label via Bluebooth SX1262 LoRa and WiFi
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Specifications
- Brand Name
- DIYmalls
- Origin
- Mainland China
- High-concerned chemical
- None
- Condition
- New
- Type
- Module
- MCU
- ESP32-S3FN8
- LoRa Chipset
- SX1262
- Frequency
- 470-510MHz, 863-928MHz
- Power Supply
- lithium battery, USB Type-C
- Supply Voltage
- 3~5v
- Operating Temperature
- 0~50℃
- Operating Humidity
- 35~70%
- Display Resolution
- 122(H)x250(V) Pixel
- Connection Method
- Wi-Fi, LoRa,BLE
- Screen Size
- 2.13 Inch
- Active Area
- 23.705x48.55
- Pixel Pitch
- 0.1942x0.1942
- Pixel Configuration
- Square
Product Description
LoRa ESP32 Wi-Fi + BLE Wireless Paper with 2.13-inch E-Ink Display ESP32-S3FN8 SX1262 Development Kit for Arduino Meshtastic LoRaWA
Summary
Wireless Paper 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 Blue-tooth, 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 can be used to develop applications such as electronic tags and identity tags.
Main Features:
- ESP32-S3FN8 + SX1262 Chipset, device can be driven via Wi-Fi, BLE and LoRa;
- Default 250 x 122 pixels black-white display, it can also be used to drive E-Ink screens of other sizes;
- High contrast, high reflectance, ultra-wide viewing angle;
- Low power consumption, 20uA in deep sleep;
- Internal integrated display screen refresh page function, users can drag and drop BMP images to achieve refresh;
- Operation condition: 0~50℃, 35~70%RH;
- Onboard USB-UART bridge, facilitate user secondary development.
Package includes:
1 X LoRa ESP32 Wi-Fi + BLE Wireless Paper Development Kit
How to use it?
//docs.heltec.cn/en/node/esp32/wireless_paper/index.html
Pros & Cons
Pros
- Multiple wireless connectivity options (LoRa, Wi-Fi, BLE) for versatile project use
- Low-power E-Ink display requires minimal power once updated, extending battery life
- Compatible with Arduino and Meshtastic firmware for easy customization
- Wide operating frequency range (470-510MHz, 863-928MHz) for global use
Cons
- Requires separate purchase of a lithium battery for portable use, as it is not included with the kit
- Limited operating temperature range of 0~50℃, making it unsuitable for extreme hot or cold environments
- Small display resolution may not be ideal for detailed text or graphics
- No pre-installed firmware, requiring users to have technical knowledge to set up the device
Common Questions
What materials and components are included in this Heltec Meshtastic kit?
The kit features an ESP32-S3FN8 MCU, SX1262 LoRa chipset, a 2.13-inch E-Ink plastic display, and a plastic main housing, per the product specs.
What are the physical and display dimensions of this device?
It has a 2.13-inch E-Ink display with an active area of 23.705x48.55mm, and a square pixel configuration with 0.1942mm pixel pitch, per the specs.
Is this kit compatible with standard development platforms?
Yes, it is compatible with Arduino development tools, and supports Wi-Fi, LoRa, and BLE wireless connections, as well as Meshtastic firmware per the product description.
What common uses are there for this E-Ink display kit?
It can be used as an electronic shelf label, smart price tag, Meshtastic node, or custom low-power display project for indoor and limited outdoor use.
Where does this development kit ship from and what power options does it support?
This kit ships from Mainland China, and supports power via USB Type-C or a rechargeable lithium battery, with an operating voltage of 3~5V.
Product information last updated on November 21, 2025