Look stylish and recharge your shiny new toy with the power protection back-up battery case for the Samsung Galaxy S III. This case provides ample protection as well as a rechargeable back-up battery to easily fully recharge your phone’s battery with ample charge left over for more. To charge the phone just press and hold the power button on the back of the case for approx. three seconds to initiate charging, and while charging the battery case the attached phone will charge as well. The battery is made out of carbon fiber like materials and PC, providing nice protection for your baby. Holds a charge of 2400mAh and an input of 5v-500mA.