Convenient to use, quick inflation: This car tire air compressor is suitable for the DC12V voltage of the car cigarette lighter interface and can fill your standard car tire within 60 seconds Widely Applicable, Comes with Corresponding Accessories: This machine is suitable for car tires and also works for motorcycles, bicycles, balls, air mattresses, inflatable boats, beach beds, inflatable toys, and more. It comes with a toolbox and emergency inflation tools, along with a complete set of inflation nozzles LED Lighting Function: The car tire air compressor is equipped with LED lighting functionality to support your inflation needs in low-light conditions. Coupled with a long power cord, it is sufficient to fulfill the inflation requirements for all tires of a small-sized car Pre-set Tire Pressure Function：Pre-set the desired pressure value, then start the inflation process. The car tire air compressor will automatically shut off when the preset value is reached. No need to worry about over-inflation, ensuring safe usage User Instructions：Insert the nozzle on the rubber hose directly onto the tire valve. When you hear the sound of air escaping from the tire, it indicates that the air is flowing. Then, tighten the air valve. .At this point, air will no longer escape. Insert the connector into the DC12V cigarette lighter, and turn on the inflation switch. .During inflation, the LED display screen will show the saturation level of the tire. When the value reaches the appropriate tire pressure, remove the plug and nozzle to complete the process. .Use the provided professional ball needle, plastic nozzle, and connect them to inflate balls and other equipment that require air.