This intelligent 12V DC electric pump comes with digital control and LCD screen to display the set pressure and real-time air pressure, pump can auto stop at your pre-set air pressure, pump can auto stop when max 20 minutes continued working time reached. So you can never over-inflate the chamber or damage the air pump. Thanks to the intelligent control system and its new design power unit, this air pump is great to use with your inflatable SUP, paddle board or Kayak. It can fully support from 0.5PSI to 20PSI and with long last quality. This pump is suitable for the products that are using the HR (Halkey-Roberts), Bravo or similar type air valve that suitable the most of inflatable SUPs and paddle boards in the market. This kind of air valve has a turning pin or pressing down pin at the middle to control the valve’s Open & Closed position. The pump’s 12V DC connector (Car Cigarette Lighter connector) has a built-in 10A fuse. You can connect the pump to your vehicle. Unscrew the head connector bolt can access this fuse if need exchange. Seller also provide the 12V DC battery convertor and pump can be more convenience to use it. STARBOARD SUP ELECTRIC AIR PUMP HT-781