High volume 12 volt portable air pump inflates, and deflates towables, boats, pools, mattresses, and beach toys, quickly, out performing most pumps on the market. Universal valve fittings, fit many popular valves including Boston, and Stem Valves. For added convenience the accessory power plug is equipped with a 10ft long power cord. Volume is 380 liters/minute. Max pressure is .71 PSi.