High quality aluminum alloy housing
Compact and portable pocket size
design for smart phone back up power With micro usb input and USB power output
Weight: 57g
Capacity: 2,000 to 2,500mAh
Cell type: Li-ion battery
Dimensions: 23 x 23 x 95mm
Output voltage: 5.0V
Output current: 700mA maximum
Lifespan: 500 times