VONOTO Car Autogage Mechanical Dial Tire Pressure Gauge 100 PSI Calibrated from 10 - 100 psi Durable metal housing with black enamel finish Holds dial reading until reset button is pressed 45-Degree angled chuck with valve depressor Features: Durable Black Enamel Coated Metal Body， Easy-to-Read High-Contrast Dial Face， Locks Measurement in Place Until Reset Switch is Depressed， 45 degree Angled Head with Integrated Valve Depressor， Calibrated from 5 to 100PSI Accurate to Within to within 1PSI， Save Gas and Tire Wear with Proper Tire Inflation， Ideal for Cars， Trucks， SUV's， RV's， Motorcycles， Bicycles， and Inflatables. Warranty All VONOTO items are backed by a Limited Lifetime warranty. Please contact us via email if you have any questions.