TwistedFrog Mini 3200mAh Lipstick-Sized Portable External Battery Charger - Gold Detects your device to deliver its fastest possible charge speed up to 1 amp. High Capacity: Add one and a half charges (over 7 hours talktime) to an iPhone 5s, almost one full charge to a Galaxy S5 or one full charge (70+ hours of audio playback) to most other phones. High Capacity: Add one and a half charges to your iPhone 5s or half a charge to your iPad mini using the included USB Cable. Ultra Compact: Lipstick-shaped aluminum design (3.5  0.9  0.9in, 2.7oz) slips easily into your pocket. Recharges in 3-4 hours with a 0.8 amp adapter (not included) and the included Micro USB cable.