Features:
Small, convenient, easy to use, high capacity
Can charge for many electronic devices, such as mobile phones, MP3, MP4, digital cameras, etc.
2 LED power indicators

Specifications:
Capacity: 2800mAh
Battery type: Lithium-polymer
Input Voltage: 5V 500mA
Output Voltage: 5V 1000mA
Charging time: 6 hours
Cycle life: >500 times
Size: 9cm x 6.5cm x 1.1cm
Color: Black (we will send at random)

Package included:
1 x External Back-up Battery Charger
1 x USB-DC 3.5 cable
4 x Connectors