... /polymerCapacity: 21600 mAh/3.7VOutput voltage: 5V, 7.4V, 9V, 12V, 16V, 19VOutput current: 1~4.2AInput voltage: 13V~19VInput current ... ~40°CSize:190*103*24mmWeight:0.6kgCase Material: ABSCharacteristic power-pond-12c"enger box" is one of YITON movable power supply ... will show voltage value, flash among 5V, 7.4V, 9V ,12V ,16V, 19V, select the voltage which complies to battery of ...