Network your Pico for a complete IoT solution. for Pico W comes with a fully certified module on board featuring 2.4GHz 802.11n wireless LAN, making it the perfect solution for loT applications and projects requiring wireless communication. RP2040 microcontroller chip Dual-core Arm -M0+ processor, flexible clock running up to 133 MHz 264kB on-chip SRAM 2MB on-board QSPI flash 2.4GHz 802.11n wireless LAN ( Pico W and WH only) 1 x USB 1.1 controller and PHY, with and device support 8 x Programmable I/O (PIO) state machines for custom peripheral support Supported input 1.8-5.5V DC Drag-and-drop programming using mass storage over USB Low- sleep and dormant modes on-chip clock Temperature sensor Accelerated integer and floating- libraries on-chip Colour:green Material:PCB Size:51 x 21mm Package Contents: 1 x Development Board 3 x pin header 1 x USB data cable Only the above package content, other products are not included. Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.