Using the RP2040 microcontroller chip officially designed by Raspberry Pi Equipped with dual-core ARM Cortex M0+ processor, running frequency up to 133MHz flexible clock Built-in 264KB SRAM and 16MB on-chip Flash USB1.1 host and device support Supports low-power sleep and hibernate modes Features: Can be recognized as mass storage via USB for drag-and-drop program download Up to 30 multi-function GP10 pins 2 SPIs, 2 12C, 2 UARTs, 4 12-bit ADCs, 16 controllable PWM channels Accurate on-chip clocks and timers Temperature Sensor 8 programmable I/O (P10) state machines for custom peripherals. Support Micro-Python firmware that has been burned can be directly developed using Micro-Python Type: Development Board Color: purple Material:PCB Is Welded: A-Not welded/B-Welded Size: 52 x 19mm<br><br>Package Contents: 1 x Development Board / 1 x Development Board 3 x Pin Header 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 picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.