1.2000mAh External Battery . 2.Double USB Universal for mobile phone ipad iphone 4 4G 4S. 3.with retail package box .

Features:

Wide compatible Double USB output Powerful with long operation time Portable and convenient High efficiency of powet conversion Electricity-saving function User friendly Long cycle life Rapid charge Environmental friendliness & Economic Efficiency

 

Specification:

Output capacity :20000mAh

USB Output1:5V,2.1A 

Output2:5V,1A

Dimension:135×70×20mm

 

The retail package box as the photo : 

The package box included is as the photo :

20000mAh Charger Battery External power bank with Retail package Box Universal for mobile phone ipad iphone 4 4G 4S