Brand new upgrade, with copper joints, pressure sensor and large LCD digital meter screen at the same time, easy to read, there are four kinds of unit display can be switched. For Motorcycle Motorcycle Car Car and medium truck Truck and Bus Configuration: Pressure unit: four units can be switched Psi, Kpa, Bar, Kgf/cm^2 Measuring range: 3~200PSI/14BAR/14Kgf/cm^2 Working temperature: -20 to 60°C Button function: left button to turn on the backlight, right button to turn on/off/unit, there is an automatic detection switch for air pressure, manual operation is not required. LED spotlight 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 symbol flashes when the battery voltage is lower than 2.5V Working current: less than or equal to 3MA or less (with backlight); less than or equal to 1MA or less (without backlight) Quiescent current: less than or equal to 5UA Type: 1/4 Thread