Features: Brand new and high quality The PCB Color shipped Randomly. Do not Order if you mind. This is a Linux Board , You can not run it On RPi This board only refers to the GPIO pinlayout of RPi to be suitable for expansion boards. It is different from and cannot share software. Milk-V Duo 256M is a compact embedded development platform based on the SG2002 chip. It can run Linux and RTOS, providing a reliable, low-cost, and high-performances platform for professionals, industrial ODMs, DIY hobbyists Specifications: Material:PCB Type:A/B Size:Approx.2.1x5.1cm/2.01x0.83inch Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Development Board