Features:
EXTRA 1600mAh Battery + Protective Case + 4-LED Status Indicator for iPhone 4
1600mAh High Capacity Li-ion polymer battery
Additional more standy time and talk time
4 LEDs status indicator display remain power level
Sync and Charger the iPhone 4 when connect to PC
Specifications:
Capacity: 1600mAh
Input: DC5.0V 500mAh
Output: DC5.0V 500mAh
Dimensions: 128 x 68 x 18 mm
Package Included:
1 piece Protective Case with Cap
1 piece USB Cable