This battery backup will keep your smartphone charged up when needed. With a 2,600 mAh Li-Ion Grade A battery and a 5V/1A output this charger will fully charge an iPhone giving you an additional eight hours of talk time. Includes a USB to Micro USB connecting cable which can recharge the battery backup or be used to charge up devices with a Micro USB input like Android Smartphones from Samsung, Motorola, HTC, Nokia, and others,for further information or search for similar products,please contact with our info center.