Features 1、HIGH PERFORMANCE PROCESSOR: Equipped with a high performance for Xtensa 32 bit LX7 dual core processor with 240 MHz; supports 2.4 GHz WiFi (802.11 b g n) and bluetooth 5 (LE), with onboard antenna. 2、MEMORY, TYPE C INTERFACE: 512KB of internal SRAM and 384KB of ROM, 2MB of stacked PSRAM and 16MB of external Flash; Type C interface eliminates the need to tinker with forward and reverse plugs. 3、HD SCREEN: 1.28 inch LCD screen on board, round IPS panel, 240×240 resolution, 65K color; QMI8658 6 axes inertial measurement unit (3 axes acceleration, 3 axes gyroscope) on board, can detect the motion attitude. 4、CHARGE DISCHARGE INTERFACE, GPIO INTERFACE: On board 3.7V lithium battery charge discharge interface and draw forth to most GPIO docking station; support flexible clock, module power supply set up individually and other precise control to realize multi scenario low power mode. 5、USB SERIAL FULL SPEED CONTROLLER, PERIPHERAL FUNCTIONS: Development board with integrated USB serial full speed controller, GPIO can be flexibly configured with a variety of peripheral functions Specification Item Type: Development Board Material: LCD LCD Parameters: Display Chip: GC9A01A Display Interface: SPI Resolution: 240(H)RGB x 240(V) Display Size: Diameter: Approx. 32.4mm/1.28in Display Panel: IPS Pixel Size: 0.135(H)x0.135(V)mm IMU Parameters: Sensor Name: QMI8658 Accelerometer Characteristics: Resolution: 16 Bit Gyroscope Characteristics: Resolution: 16 Bit Package List 1 x Development Board