Slim Case and Removable Rechargeable Smart Battery

The light-weight (1.4 ounce) Smart Battery works as a universal backup charger for 100s of devices (included universal adaptor cable makes it compatible with most devices). In addition to being a great portable universal charger, the Smart Battery can also slide onto any Third Rail Case (sold separately) to conveniently turn it into an on-the-go power case.

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