Fastest 18V Cordless Tire Inflator. The Milwaukee M18 Inflator delivers fast, accurate, easy inflation with the portability to take anywhere. Optimized for Passenger, Light Truck, and Other Medium Duty tires. Rated to deliver max 150PSI, the high efficiency motor tops-off 33"" Light Truck tires in under 1 minute. The TrueFill Technology features an Auto-Pressure check that Waits for the pressure to stabilize, Checks the system pressure, and Fills until desired target is reached. In addition, an Auto Shut-Off feature will stop inflation at selected PSI to prevent overinflation allowing users to set it and forget it. Furthermore, the unit includes 4 PSI memory slots, anti-vibration feet, a 36"" inch hose with an all-brass Schrader chuck, and an on-board hose and nozzle storage. FEATURESFastest 18-Volt cordless tire inflator: top off 33 in.