Customizable and Versatile: Designed to be fully customizable, this DIY kit is perfect for those who love to tinker. It's suitable for various applications, particularly in creating and modifying electric toys, enhancing both learning and entertainment.Advanced Soldering Practice Module: Ideal for teaching electronics and circuit design, this kit includes a soldering practice module that helps users develop their soldering skills, crucial for any budding electronics enthusiast. and High-Quality Components: All components in this kit are brand and sourced from Mainland China, guaranteeing that you receive parts that meet rigoroUS Plugs for both performance and durability.Compact and Portable Design: The Pocket Gamer DIY Kit is designed with portability in mind. Its small dimensions make it easy to store and carry, allowing you to take your electronic experiments anywhere.Product Features:1.Combination of classic and innovation: Includes 7 pixel games, reliving childhood classics and adding creative gameplay.2. Upgraded and optimized functions: support start or pause at any time; three levels of difficulty adjustment, suitable for different levels of players.3. Humanized design: screen brightness is adjustable in 5 levels to adapt to various ambient light; buzzer sound is selectable in 2 levels to turn on or off the sound effect as you.4. Two kinds of power supply: support 4 AAA batteries or USB DC 5V power supply, easy to disassemble and have 30 seconds no operation automatic sleep function, energy saving and power saving.Product Information:Kit name: classic upgrade model pixel game machine kitPower supply: four 1.5V AAA batteries (transported without batteries) or USB DC5V [* one of the two options, can not be used at the same time]8*16 dot matrix display:Maximum working current: about 5V@80mA (dot matrix full light, buzzer sound)Sleep current: 5V less than 1uANote: When the game is in progress, press the up and down keys at the same time to exit th