Format: BulkAge: Platform: N/ANow you never have to worry about not having a charge handy when you have the M-Edge Sneak Power Charging Folio Case for Surface 3. This convenient folio is a protective case and backup battery all in one! It offers a secure mount for your Surface 3 that protects it from bumps, drops, and dings, and includes a built-in back-up battery that""s built right into the case. With 6000 mAh of charging capacity, you can easily charge up your tablet or even give your phone a little juice. Plus, the case also includes a GripTrack that lets you set the case at multiple viewing angles, a magnetic closure that keeps the case securely closed, and a loop for your stylus!