ADVANCED ACCURACY: Professionally calibrated to always return an accurate reading within 1% of the exact pressure of your tire. Accurately measures FOUR DIFFERENT UNITS in a range from 0-250 PSI (0-17.2 Bar; 0-1724 Kpa; 0-17.5 kg/cm^2). Ideal Gifts for Men. | ALL-IN-ONE FEATURES: The LED backlit screen features measurements in PSI, KPA, Bar, and Kg/cm^2; Includes an inflator, straight locking chuck, gauge, hose, bleed valve, all in one unit, ideal for cars, bicycles, motorcycles, balloons, air cushion, sports balls and so on; Compatible with ¼” NPT air compressors output | INCREASED SAFETY: Properly inflated tires provide better performance in all weather conditions, decreasing the likelihood of flats, explosions, and crashes; Increase your MPG and save money on fuel costs and tire wear | SUPERIOR CONSTRUCTION: Built of high quality, heavy duty stainless steel and brass components that provide lasting performance; Use for all vehicles, such as Cars, SUVs, Trucks, Motorcycles, Bicycles (with Schrader valve), RVs, and more! | SAVES BATTERY LIFE AND MORE: Automatically turns on and will also turn off after 20 seconds of inactivity to preserve battery life; built-in air bleeder valve to quickly decrease pressure in overinflated tires; 3 year warranty provided by AstroAI