Features: brand new and high quality T-RGB is 's first circular touch display screen. The main control chip adopts ESP32-S3R8 Tensilica Xtensa Dual Core LX7 Microprocessor. This chip supports Wi-Fi 802.11 b/g/n and Bluetooth-compatible 5. The screen uses a 2.1-inch ST7701S TFT LCD full-color display. Support USB/Li-Po Battery Dual Power Supply. Specifications: MCU:ESP32-53R8 Dual-core LX7 microprocessor Wireless Connectivity:Wi-Fi 802.11,BLE 5+BT mesh Programming Platform:Arduino-ide.Vs Code Onboard functions:PSRAM:16MB Flash:8MB TF-Card Slot Boot Button,Reset Button,Bat voltage detection:1004 2.1 inch ST7701S IPS TFT LCD: Resolution:480(H)x 480(V)RGB Full Color Interface:3-wire SPI+18bit RGB interface Drive IC:ST7701s Display Type:2.1 inch TFT LCD Size: approx. 63x59.5x18.28mm Note: Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x T-RGB ESP32-S3 Development Board