Incipio’s offGRID Backup Battery Case for iPhone 5/5s is packed with 1600mAh of battery life and wireless Qi compatibility. Enjoy the freedom of extra hours to talk, surf, text or email with over double* the battery life of the iPhone 5/5s. Recharging your backup battery case is easy, with the wireless compatibility of Qi. Place your device with offGRID Case on the Qi base* and both will quickly recharge for the extra battery hours you need. Additionally, you can utilize passthrough charging to power up your offGRID Case and iPhone 5/5s with the included micro-USB cable.