... power bank for iphone5 Material:pc SGS, ROHS, REACH, CE 1.universal portable power bank for iphone52.usb power bank for iphone5 Specification description: Capacity :2300mAh Output Voltage :5V ... item,such as protection from overcharge,overdischarge and shortcircuit . 3. High efficiency and low self-discharge rate 5% per month. 4 ...