Function:

1.This power bank Can charge 2 items at the same time

2. Charging controlled by micro-PC system

3. Output protect: power will be cut off and locked when short circuit

4.Input protect: power will be cut off when input voltage is over 9V 
5.The power bank is suitable for almost all commonmobile phones, Apple, Samsung, HTC, Nokia (new), MP4/3,GPS,millet, Meizu,
6.Strict testing process: strict testing of core of battery, input and output of protective plate, short circuit protection, battery aging and performance before finishing product storage and warehousing

7. High quality A-grade built-in battery ensures 80% capacity afte1000 times cycles (while a lot of suppliers will offer B or C grade battery .
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Package Contents : 

GM12000  power bank × 1,Micro-USB multifunction data cable × 1