Checking your tire pressure every month keeps tires lasting longer, ensures a smooth ride, maximizes gas mileage, and provides optimal tire performance on various road surfaces. Upgrade from a standard hand pump and experience the ease and convenience of having your own portable tire inflator that's ready whenever or wherever, you need it. The Freeman P30LMTI portable 12-Volt tire inflators powerful motor gets the job done quickly at 1.06 CFM and can fill a flat tire in 5 minutes without the excess noise and vibration. Keep it in the back of your trunk as part of your emergency roadside kit or keep it in your garage to fill car, truck, bike, trailer, and RV tires and other sports, exercise, or camping equipment. The simple design makes it easy to operate: simply connect the alligator clamps to your cars battery or plug the lighter adapter into the 12-Volt accessory socket, secure the air hose to your tires with the threaded screw-on chuck, and monitor the tire pressure with the gauge. This inflator requires a 15 Amp accessory power outlet to operate, and the inflator comes with an additional replaceable fuse. The 3 ft. braided air hose is durable and flexible, making it easy to reach between spokes and into tight spaces. The 10 ft. power cord is long enough to reach all 4-wheels of any vehicle, from a small electric car to an extended pickup truck. With up to 20 minutes of continuous work life, you can fill your tires and get back on the road in no time.