inflates ordinary car tire about 5 minutes(30PSI). Powered by lighter / DC 12V, once pressed the switch, it will work automatically with low noise. The car air bump is black color, tire shaped, with three round protection pad, an on/off switch to control it. With a pressure gauge, a car charger power adapter and Inflator Needle, that are convenient for your daily use. When you don't use, fold the cable and hose to the tire, so save more space for you. With three nozzle adapters, ideal for inflating tires, rubber floater, hovercraft, etc. This air pump can be applied to motorcycles and all kinds of cars. Note: Don't use it above 10 minutes, if you want to go on using it after 10 minutes, please let it take 30 minutes rest. Order online from Jambo Shoppe today and have it delivered straight to your doorstep.