It is a battery, ac adapter, and also a car charger.

with buit-in battery, which capacity is 1000mAh
with ac adapter, which can be plugged in the ac power socket, for your mobile phone charging
with car charger, you can charge for your mobile phone in the car

Specification:
1, Portable emergency charger for iPhone/iPod/mobile phones.
2, 1000mAh Li-Polymer Battery Buit-in
3, Output:5.0V-800mA
4, Car charger can be supported
5, Certificate:CE, RoHS, UL, CCC
*Optional AC plug: AU, EU, UK

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