Ideal for tires, balls and other inflatables, this lightweight, Portable Tire-Shaped Auto Air Compressor features an easy to read pressure gauge, snap-lock air nozzle, multi-purpose adapters to fit many objects and an on/off switch. Operates from the cigarette lighter of a DC-12V. 9 foot plug-in cord neatly stores on back. Rated for use up to 260 PSI. Measures approximately 7" in diameter. Instructions included. Comes packaged in an individual box. Box measures approximately 7.5" x 3.625" x 7.5".