Using for Raspberry Pi1 RP2040 microcontroller chipDual-core Arm M0+ processor running up to 133 MHz264KB SRAM and 2MB onboard flashCastellated modules allow direct soldering to the board8 programmable I/O (PIO) state machines for custom peripheral supportProduct Name: for PicoControl chip: RP2040 (ARM MO+ dual-core 133MHz processor 264KSRAM)Flash: 2MByteUSB port type: -USBPower supply mode: USB-5V, VSYS-1.8V-5.5VSupply voltage: 5VOutput voltage: 5V/3.3VGPIO level: 3.3VWorking current: not more than 300mAWorking temperature: -20-80Number of pins: 40 pin Accuracy: 12-bit 500KPS Development language: -Python.C, C++Burning : recognized as storage drag-and-drop downloadDevelopment Environment: Visual Studio Code, Material: PCBColor: GreenProduct Size: 51 x 21mmPackage Contents:1 x Development Board1 x 3 Pin Header2 x 20 Pin Header1 x USB CableOnly the above package content, other products are not included.Note: Light 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.