Product Description: This air compressor comes with a 12V rated voltage and metallic body. A multi-purpose vehicle with a pump, very convenient to use. Package Contain: It has 1 Piece of Multipurpose Air Compressor & 3 inflation adapters included Material: Metal Size: Standard Rated pressure/current: 140PSI/10A Rated voltage: DC 12V Cylinder Diameter: 30 mm Feature : 1. A Built-In Dial Gauge Includes 16' Coiled Air Hose With A Quick Release Coupler 2. A multi-purpose vehicle with a pump, very convenient to use. 3. No strength required for pumping air as it is all electronic & is powered directly from your car battery. How to Use: The inflatable hose to the top of the gas nozzle directly inserted in the tire valve, hear the sound of air escaping from the tire, said air circulation can tighten the gas nozzle to inflate the air no longer escape. Inflatable, instrument pointer increased with the degree of saturation of the tire when the pointer reaches the proper tire pressure (car tire pressure is 223kpa = 35PSI), remove the plug and gas mouth, that the completion of the work. Note: This product works only with Car Power and not direct AC plug