【DUAL STAGE】:The first stage has a maximum speed of 350 l / min and the second stage a maximum pressure of 85 l / min 【PUMP UP TO 5 BOARDS】:Filling up to 5 paddle boards in a row. No hand pumping and no sweat 【AUTOMATIC SHUT-OFF】:It will shut off automatically, when the Board is pumping up to Maximum PSI 【MAKE DEFLATION SIMPLER】:saves you strength and time deflating by hands 【DIGITAL DISPLAY& PRECISE CONTROL】:Use the digital display, set your desired pressure and monitor the pressure in real time. 【12V DC CAR CONNECTOR 】:Connects to your car's 12V DC connector. 【FULL SET NOZZLES】：Comes with full set of nozzles to fit most high pressure inflatables 【PORTABLE& STORAGE DESIGN】:Features with carry handle and the body store the power cord and hose makes the transport comfortable and easier.