1. Portable air compressor uses your car’s 12 volt outlet to fill your car, SUV or pickup truck tires in just 3 easy steps
2 2. 1, plug the XL 14 foot cord into your car’s 12 volt outlet; 2, check your car’s PSI and set compressor to the appropriate pressure; 3, pull the trigger to fill your tires 3.Convenient auto stop feature takes the fear and guesswork out of over or under inflating tires; built in LED light makes it easy to fill tires at night