DC High Pressure Air Pump We can easily do inflation outdoor with the pump if you have your car besides you. 12V DC, Safe, compare with 220v inflation air pump 2 motors included in the pump body. one is to inflate at the beginning and when it reaches certain pressure level, the other motor will start work for high pressure. It can inflate to Maximum 12 PSI, enough for most inflatable items including sup boards. Inflate and deflate, 2 black hoses on the pump body. one is for infation and the other for deflation. Fast speed, 500L/min air speed is very efficient. Pre-set pressure in advance. when the air pressure inside reaches the value pre-set, it will stop inflate automatically. Specifications Inflation Speed : 500L/min air pressure range: 10kpa-80kpa ( 1.5PSI-12PSI) Voltage: 12 V Net weight: 2.6kg Gross weight: 2.9KG Inflation Tube Length: 150cm Electric Wire Length: 300cm Include Include: pump, 2 connection tube, 3 different adaptors, protection carry bag Inflation Speed : 500L/min Max Pressure: 80KPA12PSI Min Pressure: 1.5 PSI Voltage: 12 V Net Weight: 2.6kg Gross Weight: 2.9kg Inflation Tube Length: 1.5m Electric Wire Length: 3.0m