Overview: Light-weight, super-slim design to carry with your iPhone or iPod Conveniently charged via any USB (Universal Serial Bus) ports High-capacity, rechargeable lithium-ion battery LED indicator for battery power level No memory effect, Li-ion battery built-in Battery type: Lithium-ion batterty Capacity:1000m Ah Input: 5V 800m A Output: 5V 800m A Package included:1 Battery 1 USB (Universal Serial Bus) data cable 1 Manual Specification: Weight Approx:373g Size Approx:6.8 x 5.8 x 0.8