Copper material is used to strengthen the chuck, which can quickly connect and disconnect the tire nozzle to inflate without leakage; it has three functions: pressure measurement, inflation and deflation. At the same time, the large-screen LCD digital meter displays a convenient reading, there are four. The unit display can be switched. Unscrew the tire valve knot. Attach the copper head of the pressure gauge to the valve. The device will display the pressure. You need to find an inflatable pump and a gas hose to connect the inflatable and the handle of the product to inflate it through the inflator, when the pressure is low or . After measuring, unscrew the copper head and press the air vent to bring the indicator to 0. Applicable models: Motorcycle, Sedan, Car, Small and Medium Van, Truck and Bus Color: Blue Material: ABS Package Contents: 1 * Tire Pressure Gauge 1 * Barometer 1 * Multi-function Wrench 4 * Valve Cap 4 * Valve Core Only the above package content, other products are