Inflates Isu Ps 1/3 Of The Time Faster Than Other Electric Pumps. Single Stage High Pressure / High Volume Inflation. Alligator Clips Cable For Direct Battery Connection (Must Be Attached To A Separate Battery During Use). Interchangeable H Valve And Leafield C7 Adapters. Auto Shut Off, Just Dial In The Pressure From 1 To 20 Psi And Get Other Things Ready While Your Board Pumps And It Will Stop When It's Done.