high quality 4400mah power bank factory price , fast delivery, perfect quality SPECIFICATIONCapacity: 4400mAh (Li-ion battery with high safety and stability, A ... °C). One control, simple operation. High efficiency, and low static power. Long time standby, over 500 circles ... Power Bank 1* USB to MicroUSB cable 1* user manual blister box, giftbox Portable high quality 4400mAh universal battery power ...