The smallest power pack has ample stored power to recharge personal electronics multiple times. Now you can use your cell phone and iPod for extended periods without worry of losing power when you need it. Power storage capacity: 3,200 mAh Output: mini-USB Features:- Water resistant- Durable rubberized shell- Weight: 5.5 oz.- Internal rechargeable Lithium Polymer battery- Power gauge and auto shut-off- Battery storage: 3,200 mAh- Output: 1,000 mA / 5V (USB 2.0 compatible)- Mini-USB output- Dimensions: 3.5x3.75x.75