Product name: Power bank 
Product model: CJ-PB007 
Power capacity: 4000mAh
Input interface: micro USB 
Input voltage / Current: DC5V /1A 
Output interface: USB
Output voltage / Current: DC5V /1A 
Power efficiency: more than 85% 
Over charge protection: Yes
Over discharge protection: Yes 
Over current protection: Yes 
Short circuit protection: Yes
Cycle life: more than 500 times 
LED indicate: Yes 
Size: 124*66*11mm
Weight: 109g 
Material: wooden + metal 
Optional color: black, deep brown, light brown
Application: for Mobile Phone, iPad, MP3, MP4, MP5, PSP etc.