Digital pressure gauge do tires Range 3-200PSI Function: 1. High accuracy: pressure gauge ma range 3-200 PSI, display resolution 0,1 and always gives an accurate reading with accuracy do 1%. 2. 4 units of measurement: The tyre barometer can be freely switched between 4 units. Units of measurement are PSI, KPA, Bar and Kg/cm^2. 3. Universal: pressure gauge is suitable do cars, trucks, motorcycles, SUVs, motorhomes, etc. Made from high-strength brass for long-lasting use. 4. Improve safety: pressure gauge can help to inflate tires correctly, reduce tire explosion, explosion and failure, increase MPG. 5. Backlit Display: even in low light conditions or at night, the backlit LCD display provides bright visibility and reading convenience. Specification: Item Type: Digital Pressure Gauge Material: ABS + brass Thread size: ok. 1/4 (13 mm) Characteristics: Brass material connector, pressure sensor, large digital LCD display, convenient reading, the ability to switch four display units. Scope of application: motorcycle, sedan, small and medium-sized cars and cargo, trucks and buses Pressure unit: four Psi, Kpa, Bar, Kgf/cm units can be switched ^ 2 Measuring range: 3-200PSI Operating temperature: -20 do 60 ℃ Key function: The left key is do switch the backlight, the right key is do turn on/off/switch the unit, and the air pressure is do turn on the automatic sensing switch without manual operation. LED headlights on the back. Press and hold the left button for 3-5 seconds to turn it on or off Operating Voltage: DC3.1V Suitable battery model: Pair of AAA 1,5 V batteries (without battery) The battery symbol on the LCD display flashes when the battery voltage is lower than 2,5V Operating current: ≤ 3MA (with backlight); ≤ 1MA or less (without backlight) List of packages: 1 x Digital pressure gauge