Want to charge your Arduino projects easily and monitor the life of your batteries? What you need is a Qduino Mini. Designed by Quinn, a 13-year old with impressive electronics skills, the Qduino Mini is small, inexpensive, and handy. It effectively combines an Arduino Leonardo, a battery charger and a power monitor all one one little circuit board.
Worried about trusting a kid with your hard-earned cash? Quinn is working with Sparkfun for manufacturing and order fufillment, as he has on past projects.
A single Qduino costs $25 and several packages are available on the Qduino Kickstarter.