Small enough to put on your key chain, but powerful enough to charge your phone or MP3 player, the Brunton Bump Power Pack with Micro USB Connector lets you easily recharge your portable devices anywhere you go.
- This compact lightweight device is a miniature powerhouse. It's just 2" x 1.5" x 0.5" and weighs less than an ounce.
- With a rechargeable lithium polymer battery and a built-in solar panel, you've got spare power to recharge your cell phone or music player when you're away from the wall socket.
- Features a water-resistant housing and an adjustable stand to help you aim the solar panel at the sun.
- Power gauge and auto shut off.