CYCPLUS 20PSI Electric SUP Pump Air Compressor Inflation Deflation Pump Boat Kayak Stand Up Paddle Surfing Board with Nozzles Two-stage inflate for SUP. Stage 1& 65306;the air pump quickly fills the air, the compression pump reaches the preset air pressure. Stage 2: Deflation, evacuates the remaining gas of the SUP, which is convenient for storage. Supported working range 0.5 - 20 PSI / 0.05-1.35BAR. It will automatically stop when the PSI reach set value. Equipped with 12V DC connector supports 12V DC power supply, 5 different air nozzle for boats,tent,stand up paddle boards etc. Specification: Model: 20PSI Dual Stage Pump Size: 32*19.6*12.4cm Weight: Approx. 1.6kg Support rate: 0.5-20PSI / 0.05-1.35BAR Working voltage: 12V DC Working current: 13.5A (MAX) Working temperature: -10& 8451;~+60& 8451; How to Operate: 1.Firstly connect the air hose to the inflation inlet with right nozzle,then connect to your car's 12V DC connector. 2.Press "PSI/BAR" button to select the unit display. 3.Press "+/-" button to set the presure as your demands. 3.Press on / off button to inflate. Packing List: 1* Air Pump with hose 5* Air Nozzles 1* Sealing ring for hose 1* Fuse