It is twice the size of the M1 and measures 1x2 inches, it is suitable for breadboards and also supports SMT. It integrates USB2UART chip, auto download circuit, RGB LED, Camera FPC connector (support small FPC camera and standard M12 camera), MCU LCD FPC connector (support our 2.4 inch QVGA LCD), TF card solution. MAix BiT can regulate core voltage! 0.8V~1.2V adjustable, overclock to 800MHz! FreeRtos and Standard SDKs support FreeRtos and Standrad development kits. MicroPython support MicroPython support on M1 Machine Vision Machine Vision Based on Convolutional Neural Networks Machine listening High-performance microphone array processor Electrical Specifications External power supply voltage 4.8V ~ 5.2V External power supply current more than 600mA Temperature rise less than 30K Operating temperature range -30 ~ 85 Colour: black Material: PCB Size: 53x25mm Package Contents: 1 * Development board K210 kit Only the above package content, other products are not included. Note: Light 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.