Main features of car electric inflator:Battery capacity: 2400 mAhPower: 54 wattsCharging time: about 4-5 hoursInput Voltage: 5V/2.4ASize: 140.2 x 42.6 x 78.2 mmWeight: 610 gramsPowerful 2400mAh lithium battery provides long usage time.A smart sensor chip is added in the air nozzle to automatically d..