Features: 1.High Accuracy: The air pressure gauge has a range of 3?200 PSI, a display resolution of 0.1, and always returns accurate reading within 1%. 2.4 Measurement Units: The tire barometer can be switched between 4 units at will. The units of measurement are PSI, KPA, Bar and Kg/cm^2. 3.Universal: The pressure gauge is suitable for cars, trucks, motorcycles, SUV, RVs, etc. Made of high strength brass material for long lasting. 4.Improve Safety: The pressure gauge can help you inflate the tires correctly, reduce the possibility of tire blowout, explosion and crash, increase your MPG. 5.Backlit Display: Even in low light conditions or at night, the LCD backlight display can achieve bright visibility and convenient for you to read. Specification: Item Type: Digital Pressure Gauge Material: ABS + Brass Thread Size: Approx. 1/4 (13mm) Characteristic: Brass material connector, pressure sensor, large LCD digital meter display, convenient reading, four units display can be switched,. Scope of Application: Motorcycle, sedan, small and medium sized passenger and freight cars, Truck and Bus Pressure Unit: Four units can be switched Psi, Kpa, Bar, Kgf/cm ^ 2 Measuring Range: 3-200PSI Operating Temperature: - 20 to 60 Key Function: Left key is used to switch the backlight, right key is used to switch on/off/unit switch, and air pressure is used to enter the automatic detection switch without manual operation. LED spotlights on the back. Press and hold the left button for 3-5 seconds to turn it on and off Working Voltage: DC3.1V Applicable Battery Model: A pair of 1.5V AAA batteries (without battery) LCD battery symbol flashes when battery voltage is lower than 2.5V Working Current: 3MA (with backlight); 1MA or less (without backlight) Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.