12 volt. 150 psi with a maximum airflow 50 litres per minute. Plugs directly into any 12 volt power source through cigarette lighter plug on a 3 metre cable. Complete with rubber stabilizing feet. 5 metre snap on coiled air hose with screw on tyre valve connection. U shaped carry handle. Draws Max 30 amps. (refer to owners vehicles manual regarding use of 12 volt accessories before use). Inflates car tyre in 1.5 minutes from 0 to 30 PSI. Maximum running time: 12 – 15 minutes. Automatic cut off if motor is overloaded.