※Product size : 22*22*92mm
※Material : Aluminum
※Capacity : 2200Mah
※Input : 5V/1A, micro USB port
※Output : 5V/1A, USB port
※Battery : Lithium battery
※Charging time: about 4 hours (by computer USB port)
※Lift circle : more than 500 times
※Protection :over voltage, over current, short circuit