... 85% 5.Factory Price manual for usb power bank for smartphone Specification: Capacity: ... , with short circuit ,overcharge, over discharge and over-current, constant current,constant voltage, high temperature and ... Accessory ListPower BankTipsUSB Charging CableUser's manualCharging Status IndicateWhen charge for Power Bank: -- ... bank is applicable to charge for device with DC5V input,equipped with two ...