The Tire Inflator Gauge makes filling tires extremely easy when using an air compressor. Instead of filling a tire, check the pressure, adjusting, checking, and repeating over and over again, simply fill the tire to the exact pressure you want. Fill a tire to specification twice as quickly or even faster by using fewer instruments. Save time and just fill it right the first time.It's the BEST CHOICE for the cars, RVs, trucks, SUVs, motorcycles, balloons, air cushion, sports balls, bicycles, and so on!Pressure Range : 0-70psiDial gauge diameter: about 6cmHeavy duty rubber hose length: about 30cmHigh pressure air pump nozzle diameter: about 9mmHigh pressure air pump nozzle inner diameter: about 7mmIncluding air-bleed switch, press this switch to adjust to normal air pressure when the tyre pressure is too high.Self locking head, easy to connectIncluding shockproof rubber sleevePackage Included:1 X Type Pressure Deflator Gauge1 X 4 Way 1 Valva Tool4 X Valva CapUsage instruction: Determine the proper pressure for your tires by checking the owner's manual or driver's side doorjamb placard. Check tire pressure before driving when tires are cold. Press check onto the tire stem. The air pressure of your tire will be displayed.Package included:1 * Tire Pressure GaugeThank you for your patronage. I sell products with integrity. If you have any questions, please contact me in time. We will solve it for you within 24 hours.