AIRHEAD 12 Volt High Pressure Pump – AIRHEAD’s new 12 Volt Hi Pressure Air Pump w/ Pressure Release Valve produces 3 times the pressure of other 12 volt air pumps. Therefore it’s perfect for getting towables, boats and rafts nice and firm for peak performance. Adapters are provided for all popular valves including stem, Boston, Leafield, Bravo, Hulkey Roberts and more. A removable pressure release valve limits the output to 1.4 psi, the perfect inflation pressure for towables. This powerful pump draws too many amps to plug into a cigarette lighter. Hook it up to your car, truck or boat battery with the alligator clips connected to a 10 foot power cord. Volume: 410 liters/min. Draws 28 amps.