120 Volts | Maximum PSI: 2.5 This 120-volt canister-style air pump inflates and deflates towables, pools, air mattresses, and beach toys. A pressure release valve is included to limit pressure to 1.4 psi. Includes: (4) Universal valve fittings fit all popular valves, carry handle, reinforced hose, and 10 ft. power cord. You’ll love the screw-on Boston Valve adapter. Air flow: Inflates/deflates. Amps/watts: 6.1 amps/730 watts.