new upgrade, with copper material joints, pressure sensor, and LCD digital meter display at the same time, easy to read, there are four kinds of unit display can be switched. For Motorcycle Motorcycle Car Car Small and medium truck Truck & Bus Configuration: Pressure unit: four units can be switched , Kpa, Bar, Kgf/cm^2 Measuring range: 3~200PSI/14BAR/14Kgf/cm^2 Working temperature: -20 to 60C Button function: Left button to switch the backlight, right button to switch on/off/unit, there is an automatic detection switch for air pressure, no manual operation is required. LED on the back, long press the left button for 3-5S to turn on/off Working voltage: DC3.1V (with a pair of 1.5V No. 7 batteries) can be replaced The LCD battery flashes when the battery voltage is lower than 2.5V Working current: less than or to 3MA or less (with backlight); less than or to 1MA or less (without backlight) Quiescent current: less than or to 5UA Type: Thread 1/8 Colour: Blue Material: ABS Package Contents: 1 x Tire pressure gauge Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.