Plug it into the 12V power outlet in your car and attach the stem to the tire valve. One button to start this car air compressor and it will do all the work for you. An essential for emergencies on the way. LED Lighting For Night Time electric air pump comes with a LED light to support your inflating needs in a low-light environment. ABSPackage Contents:1 x car air pump3 x Inflatable mouththe above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurementallowed error is +/- 1-3cm. Product material: engineering plastics Packaging material: English color box Voltage: 12V Current: 10-15A Atmospheric pressure: 100PIS Product size: 24*15*9CM Cylinder specification: 22 cylinders Air pressure flow: 45L/min Products from LUOLV's store