This MADDOX™ High-Performance Inflator is made with a powerful 12V direct-drive motor that delivers the speed and durability needed for on and off-road conditions. The 3.0 CFM air output fills 35 in. tires from 10 to 30 PSI in 2 minutes. The convenient, portable design makes this inflator easy to store in your SUV, truck, or off-road vehicle.