Power Bank Portable Charger Backup External Battery for iPhone 4 5 5S 5C Samsung Galaxy s3 s4 mobile Phone Color Charging

Who we are?
7 years battery industry experience
4 years level-one manufacturing experience
4 years power bank manufacturing experience
The very first power bank manufacturer focus on ODM&OEM service
CE, FCC, ROHS, Certified products issued by SGS
Famous brands and retailers are our customers, Amazon, Wal-Mart, Huawei, KIA included
4 sophisticated designers providing great designs
15 quality controllers insure every detail
37 staffs providing integrated service
Hundreds of workers working on your product

Warranty:
All of our products are 12 months warranty. 7 days will be returned if any happens in quality.

Protection:
1. Over current protection
When the current increasing in an exception, power bank immediately Start voltage buffer fuction, ensure the voltage in a steady state at any time.,
Avoid cause your charging device any damage.
2. Short circuit protection
When there is a short circuit occur in external device, power bank start Protection function,
Shut down the supply and avoid short circuit damage.
3. Overheat protection
When the power bank work long in high temperature environments(Exceed 60 degrees), Power bank will not be dangerous due to the high temperatures.
4. Over discharge protection
When power bank discharge reached the critical point, the circuit automatic start Protection function and stop discharge.
5. Overcharge protection
Long time charge for mobile power supply or use power bank charge for the phone. When reach saturation point, system automatically shut down,
Avoiding the overload problems.
6. Overvoltage protection
Long time charge for mobile power supply or use power bank charge for the phone, When reach saturation point, in order to prevent over-voltage, the system automatically turns off.