Adopted RP2040 chip with expansion library, more playable. Dual-core ARM CortexM0+ processor, running frequency up to 133MHz On-board high current chip TPS63000, higher conversion efficiency, more stable power supply, current up to 1.8A. On-board 32Mbit high-capacity FLASH chip Can download debugging via USB, support MicroPython programming . On-chip temperature sensor. Pin definition and Pico the same. With 2 SPI, 2 IIC, 2 UART, 4 12-bit and other interfaces, powerful. Type: Development board Colour:blue Material:PCB Size:51 x 33mm Package Contents: 1 x Development Board 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.