The Third Rail Universal Smart Battery can charge hundreds of portable devices thanks to a universal adapter cable that makes it compatible with them all. Slide it onto any Third Rail case and you'll turn it into an on-the-go power case.
- Universal power solution to charge hundreds of devices (mobile phones, Bluetooth headsets, MP3 players, MiFi Cards, gaming devices, and more) using the included adapter cable
- Up to 6 Smart Batteries can be stacked together, creating a power hub that allows you to charge multiple batteries and devices through one power outlet (AC or PC)
- Contrary to bulky traditional power cases, in conjunction with any Third Rail Case, the Smart Battery can slide onto case when you need power and slides off when you don't
- The low profile and feather weight (1.4 ounce) Smart Battery is one of the most compact charging solutions on the market, making it perfect for on-the-go power
- Innovative Third Rail technology allows Smart Batteries to be stacked, automatically consolidating available power among partially charged Smart Batteries
- Easy-to-read indicator lights let you check the battery level of the Smart Battery with the touch of a button
- Contains a 1250 mAh Li-Poly Battery