The Raspberry Pi line of single-board computers are small, inexpensive systems that you can use to learn to code, set up as a media center PC, or use as the basis for hardware projects line game consoles, home automation systems, or robots.
If you want to use a Raspberry Pi around the house you can just plug it into a wall jack, hook up a keyboard, mouse, and monitor and you’re all set. But if you want to use it as a portable device you’ll need a battery… and that’s where the PiJuice comes in.
It’s a portable battery module designed to power a Raspberry Pi on the go. The creators arerunning a Kickstarter campaign and you can request a unit for a pledge of £24 ($36) or more