Description: Cast aluminum alloy body with valve. Brass Chuck with Clip. Built in bleed for lowering pressure. Displays KGF, BAR, PSI, KPA measurement.LCD display with backlight for easy reading. Pistol grip control handle cast aluminum handle with valves. Portable size great to keep in car & simple to use. Perfect for most Car, Truck, Motorcycle & Bike. How to Use:1. Screw off the knot of tire valve.2. Fix the copper head of the gauge to the valve 3. The device will show the pressure.4. You need to find an inflatable pump & gas pipe to connect the inflatable mouthand hold the handle of the product inflate it through the inflator, when pressure is low or vice versa.5. After the measurement, screw off the copper head & press the air bleed to make the indicator to 0. Specifications: Type: Air Car Motorhome Lorry, Chassis Tire Inflating tool, Digital Pressure Dial Gauge Hose Length: 36cm/14.0inch Handle Lenght: 11CMBattery: 2 x AAA Batteries (Not Included) Measuring Tire pressures Range: 0-250psi Unit: Kgf/cm, BAR, PSI, KPAMeasurement Accuracy: (3-100PSI)1PSI, 100PSI以上2PSIScreen: LCD Display Working Current:3MA (with backlight);1MA (without backlight) Working Temperature: -10~50℃ Application: for most Car, Truck, Motorcycle & Bike Package Included:1 x Air Tire Inflator