Hyper Tough DC 12V Portable Digital Car Tire Inflator & Tire Pump with Auto-shut off and Maximum Inflation Pressure of 100psi. 1.FAST INFLATING & EASY TO USE-The portable tire inflator can inflate a tire from 0 to 35 PSI in around 7 minutes (suggested a P195/65R15 standard tire). Just plug the inflator to the 12V cigarette lighter socket and its powered by the vehicle.2. AUTO SHUT OFF & PRESET PRESSURE-Preset digital gauge, we can preset the tire pressure we need , When the portable inflator reaches to the preset desired pressure, the tire inflator will automatically shut off. So we don’t have to worry about over-inflating or low tire pressure anymore.3. LED DIGITAL DISPLAY & LED LIGHT-The inflator for car tires features a large LED digital display and a Bright LED light, ideal for when working in the dark. 4. Maximum Inflation Pressure is 100psi .5.MULTIPLE USES-The inflator comes with a 10ft power cord and 2 extra nozzles,which makes it perfect for cars, motorcycles, bicycles, sports balls, air mattress, water toys.