Description:

1900mAh External Backup Battery Portable Charger Case For iPhone 4 4S

Easy installation and removal.

Ultra-thin design and perfect dimension.

LED battery charge indicator lights and on/off button.

Works as both an extended iPhone battery set and a protection case.

Color: Black/ White

4 level Light indication for battery status.

Intelligent IC effectively avoid short circuit. 

Specifications:

Input Voltage: 5V 

Input Current: 500mA

Output Voltage: 5V  

Output Current: 500mA

Practical Capacity: 1900mAh

Input Charging Time: 4 hours

Operating Temperature: 0℃-45℃

Temperature Range Transportation & Storage: -20℃- +50℃

Battery Type: Lithium ion battery

Charge Cycle Times: More than 500 times

Product Size: L125*W63*16 mm

Weight: 63g

Package Included:

1x Battery Charger Case

1x Charge Cable

Note:

1. Please connect the battery in parallel， in accordance with the circuit board.

2. If you reverse polarity wrongly， the board will get burned and we will not responsible for erroneous operation!