Specifications:
Weight: 65g
Capacity: 1900mAh
Dimension: 12.5*63*16mm
Enhance iPhone 4 signal
Power check&indication
Power switch
Protective and powerful
Standby Time - Up to 230 hours
Talk Time - Up to 6 hours
Internet Use - up to 5.5 hours on 3G & up to 8 hours on Wi-Fi
Audio Playback - Up to 30 hours
Video Playback - Up to 8 hours
Cell type: Li-Polymer battery Lithium-ion
Output voltage: 5V
Output current: 500 mA max
Input Voltage: 5V
Input Current: {=1000mAh(1A)
Cycle life: 500times
Work temperature: 10° C to 40° C
Storage temperature: 20° C to +50° C

CE, RoHS FC approval
Competitive price!
100% OEM compatible!
AvailableColors: Black, Silver, white, three-colour.