iPhone 4/4G Power Pack with USB output, charger for USB gadgets

iPhone 4/4G Power Pack with USB output, also charger for mobiles, camera, any USB gadget, etc

The sleek power pack snaps inconspicuously onto the back of your iPhone, adding only a few millimeters of thickness, but more than doubling the battery runtime.

If prioritizes comsumption, pulling power from the Power Pack first, maximizing the iPhone’s internal battery.

This power pack also can serve as emergency use for other 5V devices (e.g. charge of mobiles other than iPhone, power pack for emergency light, camera, any USB gadget etc.).

Specification

• Battery type : Lithium-ion battery

• Weight : 74g

• Product compatibility : iPhone 4/4G

• Standby time : upto 390 hours

• Talk time : upto 6.5 hours

• Internet use : upto 6.5 hours on 4G and upto 8 hours on Wi-Fi

• Audio play : upto 31 hours

• Video play : upto 9 hours

Video Demonstration