Active cooling system Outdoormaster shark sup electric air pump with active cooling system up to 20psi for 3 boards in a row inflate a 106FT 15PSI paddle board in 12 Mins Enjoy a sleekly designed paddle board pump with high pressure inflation and consistent cooling system made to share Powerful dual stage auto off for easy inflation Automatic dual stage pump 1st stage for maximum speed at 350lmin and 2nd stage for maximum pressure at 70lmin The autooff function turns the pump off when target pressure is reached when inflating Working sound is 85 db cord is 3m 12V DC car connector deflation function Connect to your cars 12v dc connector and the paddle board pump will work Feature 12A fuse for increased safety Deflation function could ensure quick deflate your inflatables to compact size easier to fold and storage Digital display with real time pressure monitoring Use the digital display to set your desired pressure and monitor the pressure in real time Pumping has never been easier Full set nozzles attachments Comes with full set of nozzles to fit most high pressure inflatables including C7 H3 valve like stand up inflatable paddle boards air beds kayaks boats arch swimming pools tents and so on