Using the RP2040 microcontroller chip officially designed by Raspberry PiEquipped with dual-core ARM Cortex M0+ processor, running frequency up to 133MHz flexible clockBuilt-in 264KB SRAM and 16MB on-chip FlashUSB1.1 host and device supportSupports low-power sleep and hibernate modesFeatures:Can be recognized as mass storage via USB for drag-and-drop program downloadUp to 30 multi-function GP10 pins2 SPIs, 2 12C, 2 UARTs, 4 12-bit ADCs, 16 controllable PWM channelsAccurate on-chip clocks and timersTemperature Sensor8 programmable I/O (P10) state machines for custom peripherals. SupportMicro-Python firmware that has been burned can be directly developed using Micro-PythonType: Development BoardColor: purpleMaterial:PCBIs Welded: A-Not welded/B-WeldedSize: 52 x 19mm Package Contents:1 x Development Board/1 x Development Board3 x Pin HeaderOnly 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.