FastFox 402B Heavy Duty Air Compressor Protable Tire Inflator for Motorcycles and Cars Input voltage: 12V input power: 180W (15A) Highest current: 15A @ psi; Working current: 13A or less; Highest pressure: 120psi Traffic: 32 l/min. (liters/min), zero pressure test Charging time: about 4 min. (R15 tire / 195/65) Time: 10 minutes, rest for 15 minutes.