This high-volume (290 liters/minute) 12 volt portable air pump inflates and deflates towables, boats, pools, mattresses and beach toys quickly and effectively. Most pumps on the market don t put out this kind of air pressure and volume (9.6 cu.ft./min., .8 psi). The universal valve fittings fit all popular valves. For added convenience, the cigarette lighter/12 volt power port plug is equipped with a 10 long power cord.