1. RP2040 microcontroller chip designed by for raspberry pie foundation2. Dual core ARM Cortex M0+processor, flexible clock with operating frequency up to 133MHz3. 264KB SRAM and 2MB on-board flash memory4. It can be directly welded on the base plate designed by itself5. USB1.1 mainboard and device support6. Low power sleep and sleep mode7. Drag and drop programming using mass storage via USB8. Temperature sensor9. On chip accelerated floating point library10. 8 programmable IO (PIO) state machines for custom peripheral support11. Onboard WiFi function (only for Raspberry Pie Pico W model)Product name: Pico W Development BoardControl chip: RP2040 (ARM Cortex MO+dual core 133MHz processor, 264KSRAM)Flash:2MByteWifi/Bluetooth: CYW43439 wireless chip: supports IEEE802.11b/g/n wireless LAN.USB port: Micro-USBPower supply mode: USB-5V VSYS-1.8V-5.5VPower supply voltage: 5VOutput power supply: 5V/3.3VGPIO level: 3.3VWorking current: no more than 300mAOperating temperature: - 20 ℃ to 80 ℃Number of pins: 40 PinADC accuracy: 12 bit 500KPS ADCDevelopment language: Micro-Python, C, C++Burning mode: identified as mass storage holding downloadDevelopment environment: Visual studio code, EclipseWelding needle: NoneSize: 51.3 x 21 x 3.9mmColour:greenMaterial:PCB+MetalPackage Contents:1 x Pico W development board1 x USB cableOnly 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.