Overview
1. This is a universal driver board for e-Paper raw panels, thanks to the dual wireless features - WiFi & Bluetooth - it is easy to display images from PC / smart phone via WiFi or Bluetooth.
2. Furthermore, it can also be used for Arduino development, just like any other normal Arduino board.

Features
1. Onboard ESP32, supports Arduino development
2. Provide Android APP, allows to refresh display content via Bluetooth EDR
3. Provide HTML host code, allows to refresh display content via remote webpage, suit for Internet applications
4. Support Floyd-Steinberg dithering algorithm, more color combinations, better shadow rendering for the original image
5. Support popular image formats: BMP, JPEG, GIF, PNG, etc.
6. Easy to be integrated into wireless applications
7. Come with e-Paper driver (open source)
8. Come with development resources and manual

Specifications
1. WiFi protocol: 802.11b/g/n
2. Bluetooth protocol: 4.2, includes traditional BR/EDR, and low power BLE
3. Interface: 3-wire SPI, 4-wire SPI (default)
4. Operating voltage: 5V
5. Operating current: 50mA ~ 150mA
6. Outline dimension: 29.46mm x 48.25mm

Package Contents
1. e-Paper ESP32 Driver Board x1
2. e-Paper Adapter x1
3. 24PIN FFC x1
Note: e-Paper panels in the photos are NOT included.