Stainless Steel components prevent rust and corrosion; Crafted to create a great seal around a tire s valve stem and we provide 4 valve stem caps as a gift. Measure PSI kPa BAR; Measurement range from 10-100 PSI 70-550 kPa 0.7-5.5 BAR. Attention! Do not exceed the maximum pressure of the gauge doing so will permanently damage the device. Universal application: Not only are these gauges easy to use but include an integrated deflator valve chuck and ABS indicator bar. Convenient design stows easily in a glove box tool belt workbench or even a pocket; the pocket clip makes it easy to carry with you while on the job. Battery free means no maintenance and total reliability under all weather conditions; a necessary tool for road trips and optimal safety. Our Pencil gauge features a thick valve that prevents air leaks at the nozzle resulting in better test results. Pencil Tire Pressure Gauge is constructed from Durable Stainless Steel features a Strong Valve Seal and Laser-printed Logo. It is small enough to keep one in every vehicle!