1. High performance T-Touch Bar ESP32-S3R8 development board Flash: 16MB PSRAM: 8MB 2. Support MCU-: ESP32-S3R8 Xtensa32-bit LX7 dual-core MCU 3. Support: WIFI Bluetooth compatible with 5+BluetoothMesh 4. Support battery detection PIN-IO02 and control bar Touch bar: 2 inch touch chip FT6336 5. Display battery charging and discharging circuit with MX1.25 2P lithium battery interface Magnetic circular USB connector and blue LED IO21 Name MCU-: ESP32-S3R8 Xtensa32-bit LX7 dual-core MCU Support: WIFI Bluetooth Compatible 5+BluetoothMesh Programming platform: for Arduinno-IDE VS-Code Control bar Touch bar: 2 inch touch chip FT6336 Onboard function: battery detection PIN-IO02 Display resolution: 160Hx160V RGB- Colour:black Material:ABS Size:8.2 x 1.4 x 1.1cm Package Contents: 1 x T-touch Bar 1 x 1.25 interface battery cable 1 x 1m 540-degree rotating magnetic suction data cable 1 x 1.25@16P single-head cable (length 15CM) 1 x multifunctional strong double-sided tape (18 x 50 x 0.4mm) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.