Product name: Power bank 
Product model: BR-PB003 
Power capacity: 4000mAh
Input interface: micro USB 
Output interface: USB
Output voltage / Current: DC5V /1A 
LED indicate: Size: 123*69*15.5mm
Material: Alloy 
Optional color: Champagne color, black, white, silve,r pink, blue, green
Application: for Mobile Phone, MP3, MP4 etc.