GEARONIC TM Black Yellow 2 Pc External Rechargeable 2500mAh Backup Battery Hard Shell Case Back Cover For iPhone 5 5S Compatible with Apple iPhone 5 5S ONLY. 2 pc slide on detachable hard PC back cover shell case with rubberized coating finish on both exterior and interior. Built-in rechargeable battery with 2500mAh capacity doubles the battery life. 4 LED Light Battery Status Indicator at the bottom of the frame. Includes 1 USB to Micro USB charging cable. Product of GEARONIC TM, Trademark Registered.