The Zega Mame Gear is a custom-made drop-in kit that fits perfectly into any Sega Game Gear shell without any modification and no soldering. It runs on a Raspberry Pi 3a+, Zero, Zero 2 and even a CM4 with the optional CM4 adapter, giving you access to thousands of retro games with Retropie. Pre-configured images are available to download so you can enjoy playing without the hassle of setting it up. Powered using one or two lithium batteries and re-charged via USB-C.