1、Updated design with larger control area for this version, not only can the battery be hidden inside to make the design simpler, but you will also find it more comfortable and easier to play. 2、Open source codes and schemas are provided. You can modify the codes and put the games you like in it. 3、Four standard games, come with 4 games: square, snake, racing, shooting, will bring you back to the 90s with tons of joy. 4、Easy assembly, just needs simple soldering and installation to assemble the kit before the time of fun to play. 5、Intelligent power supply. Support usb power supply, but can also run on battery independently. This is the updated version of the diy game console game that can also help you learn about electronics and soldering in a fun way. Features: Updated design with larger control area for this version, not only can the battery be hidden inside to make the design simpler, but you will also find it more comfortable and easier to play. Open source codes and schemas are provided. You can modify the codes and put the games you like in it. Four standard games, come with 4 games: square, snake, racing, shooting, will bring you back to the 90s with tons of joy. Easy assembly, just needs simple soldering and installation to assemble the kit before the time of fun to play Intelligent power supply. Support usb power supply, but can also run on battery independently. Specifications: Material: FR4 Power Supply: 3 x AAA batteries(not included) Black Board Size: 125 * 90mm / 4.92 * 3.54in Package Weight: 136g / 4.80ounces Package Size: 150 * 115 * 30mm / 5.91 * 4.53 * 1.18in Packing List: 1 * DIY Game Console Kit 1 * User Manual 1 * DIY Game Console Kit 1 * User Manual