Emergency battery----Description:
keeps your iPhone playing by letting you power your iPhone even when your internal battery i

Emergency battery for iPod & iPhone 4

Description:
keeps your iPhone playing by letting you power your iPhone even when your internal battery is drained.
It's a great solution for long flights, hikes, or for anytime you don't have access to an AC outlet.

Specification :
Lithium-ion battery
1000mAh Capacity
Rated input: 5V 800mA
Rated Output: 5V 400mA max
Charge time ~ 2 hours
Dimension: 61*52*12.5(mm)
Weight: 35 g
Simply press the Test Button to check the Remaining Power of the Battery

Compatible with:
iPhone 3G 8GB/16GB
iPhone 4GB 8GB 16GB
iPod Touch
iPod Nano
iPod Classic
iPod Video

Package include:
External Backup Battery X 1