RUGGED DESIGN: The stainless steel components prevent rust and corrosion while the precision-crafted nozzle seamlessly seals onto the valve stems for highly accurate readings (±2% span). 3 UNITS AVAILABLE: Measures from 10-75PSI, 70-550kPa, and 0.7-5.5Bar. The 4-side indicator bar is made of ABS materials and provides clear readings. Please note that exceeding the gauge’s maximum pressure permanently damages the device.UNIVERSAL APPLICATION: The pencil gauge is highly compact and integrated, and includes a deflator valve for deflation needs. This gauge is compatible with cars, SUVs, motorcycles, and other vehicles.POCKET SIZED: The gauge can be easily stowed in a glove box, tool belt, workbench, or even a pocket; the pocket clip makes it easy to carry and quick to access.NO BATTERY NEEDED: The battery-free design means this tool will never require maintenance and is reliable in all weather conditions. It is a must-have tool for road trips and safe vehicle maintenance.