Carbon Mini 3200 mAh External Battery with Smart Power Technology for iPhone, iPad, Andriod (Silver Carbon) C6 technology maximizes compatibility with Android, Apple and other devices by enabling charge. Add more than a full charge or over 7 hours talktime to an iPhone, almost a full charge to a Galaxy S5. Stylish, lipstick-shaped, aluminum design (3.5 x 0.9 x 0.9in, 2.7oz) fits easily into any pocket or bag. High Grade A cells and premium microchips ensure reliability and safety. Charge time: 3-4 hours