Adopted RP2040 chip with expansion library, more playable.Dual-core ARM CortexM0+ processor, running frequency up to 133MHzOn-board high current chip TPS63000, higher conversion efficiency, more stable power supply, current up to 1.8A.On-board 32Mbit high-capacity FLASH chipCan 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, .Type: Development boardColour:blueMaterial:PCBSize:51 x 33mmPackage Contents:1 x Development BoardOnly the above package content, other 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.