High Accuracy Digital Tire Pressure Gauge, Backlit LCD Display, Copper Wire Pressure Gauge for Automobiles, Motorcycles and Bicycles feature: 1. Resolution 0.1PSI 2. There are copper joints, pressure sensors and a large-screen LCD digital display, which is convenient for reading. 3. Four unit displays can be switched. 4. Rear LED spotlight, long press the left button for 3-5S to turn on/off. 5. Use the right switch to turn on/off the device and toggle. 6. Scope: motorcycles, motorcycles, cars, trucks and buses. describe: 1. Thread: 1/4 2. Pressure unit: psi, kpa, bar, kgf/cm (switchable) 3. Measuring range: 3~255psi/18bar/18kgf/cm 4. Operating temperature: -20C to 60C 5. Working voltage: DC3.1V (When the battery voltage is lower than 2.5V, the LCD battery symbol will flash.) 6. Operating current: 3MA (with backlight) 1MA (without backlight) 7. Static current: 5UA 8. Power supply: 2 * AAA (1.5 V) (battery not included) The package includes: 1 tire pressure gauge