Hot Back-up External battery pack for iPhone
Specifications:
Cell type: Lithium Lon
Size: 123*67*23(mm)
Weight: 68g
Color: Blue, Green, Grass green, White, Black, Orange, Grany.
Capacity: 2100mAh.
Rated Input: Mini USB 5V/0.8A
Rated Output: USB 5V/0.5A
Charging time: 3.5hours
Idle use: Below100uA

Function:
1. High capacity: 2100mAh.
2. Specialized charge for iPhone 3G, and iPhone.
3. Green Lithium battery cell, the cycle time can get more than 500 times.
4. It can check balance power.
5. Intelligence production IC: PROTEC over charge, over discharge, over loading, short circuit.
6. Mini USB jack can transfer date.