Product Instructions:
-1. Extra battery or power station for iPhone, iPhone3G and iPhone 3GS, iPod Nano and iPod touch.
-2. Charger allows you to keep your iPhone, iPhone3G and iPhone 3GS running when its low on energy.
Advantages:
Standby time ----up to 300 hours
Talk time ----up to 9 hours
Internet use --- -up to 7~ 8 hours
Audio playback----up to 26 hours
Video playback-----up to 7 ~ 8 hours

Operation Instruction:
1. When the battery be charged, simply insert iPhone charger into the bottom of the battery case and the four lights will be lighted which says the status of battery capacity. Then the battery will be charged completely after 3 to 4 hours.
2. When iPhone be seted in battery case, put the switch to the right side and the battery case will supply energy for iPhone, or it will stop to supply energy