1500mAh Portable Rechargeable External Backup Battery Case for iPhone 4

*Portable, compact and simplicity
*Sealed design and very convenient to use
*Non-slip and comfortable grip design
*One LED charge status indicator light
*Custom fit for the contour of iPhone 4/4S precisely
*Designed for use on the go or in an emergency
*Prevent your iPhone 4/4S from scratches and dust
*Used for charging your iPhone 4/4S anytime and anywhere
*Extend the working time of your cell phone

Package Included

*1 x Power Pack Case for iPhone 4

Specification

*Type: external backup battery
*Compatibility: iPhone 4
*Capacity: 1500mAh
*Battery Type: Lithium-ion battery
*Input: DC 5V/1A
*Output: DC 5V/0.8A
*Standby Time: up to 390 hours
*Talk Time: up to 6.5 hours on iphone 4
*Internet Use: up to 6.5 hours on iphone 4; up to 8 hours on WIFI
*Audio Play: up to 31 hours
*Video Play: up to 9 hours
*Dimension: 12.9 x 5.3 x 1.8mm
*Color: Black, White
*Gross Weight: 0.310kg
*Package Size (LxWxH): 15.5cm x 11cm x 3.6cm
*Package Type: Plastic Box