Features extended 5mm chuck tip to form a strong seal with no air leakage; 360 swivel chuck painlessly reaches all valves from any angle Maintaining properly inflated tyres is the easiest way to increase vehicle safety; An integrated bleed button releases extra air from your tires for precise tyre pressure adjustment This mechanical tyre gauge is calibrated to ANSI B40. 1 Grade B (2%) international accuracy standard to ensure you get an instantaneous, accurate reading; 0-100 psi / 0-4 bar mechanical tyre gauge that DOES NOT RELY ON BATTERIES Suitable for Cars, SUVs, RVs, ATVs, Trucks, Motorcycles, and Bikes; Reduce tyre wear and tear and extend the lifetime of tires Increase fuel efficiency and keep your family safer; Excellent gift for anyone, perfect for a holiday or birthday gift