on the jump start clamp cable to enable the BOOST mode. 4.4 Using V2200Air for Inflation Note: Please make sure in advance how much air pressure is needed by the object that needs inflation. 1. Power on V2200Air, and press to choose one of the six inflation modes. 2. Press and hold for 1.5 seconds to choose one of the three air pressure units. 3. 4. Press and to set a target air pressure value. Assemble the supplied inflation nozzle and needle with the inflation hose, and then connect the hose to the object that needs inflation. 5. Press to start inflation. 15