It inflates and lowers large units in a few minutes (rigid inflatable boats up to 5 m, kites, SUP-surf ...). Adjustable pressure. Powered by 12 V. Piston flow rate: 150 L / min. Turbine flow rate: 450 l / min. Safe: automatically stops at the selected pressure. Includes fittings with nozzles, battery clips and a 3 m long power cable. Located in a convenient carrying bag. Weight: 1.9 kg. A model with battery: 4.8 kg. Art. 55670 includes a cigarette lighter charger.