1.external power bank for mobile phone battery 2.Model:HT002 3.Voltage:5V 4.Capacity:2200mAh external power bank for mobile phone batteryBasic ... built-in comprehensive protection circuits and high-precision power management functions; by matching a connector or ... uch as mobile phone, iPhone, PSP, IPOD, MP3,MP4, PMP, GPS, Bluetooth, digital cameras external power bank for mobile phone battery