Pressure display range: 0-150 (psi) Display unit: multiple units Backlight: Yes Spotlight: Yes Product material: abs plastic Product size: 13.8*5.4*3.1cm Resolution: 0.1psi Range: 0-150psi 0-10bar 0-999kpa 0-10kg/cm2 Weight: 75g Accuracy: +-1.5psi Measuring range: 0-150psi Note: After starting the machine, align the pressure measuring hole with the tire valve, and then squeeze it hard to keep it In the air-tight state, the tire pressure gauge will automatically display the reading, and then press the switch button to Automatic conversion. Features: LED pressure measuring valve with light: the gas nozzle can be clearly observed Round switch; simple design, four unit switching with one button LED backlit display: reading at night is more convenient Streamlined grip: ergonomic design, more suitable for grip, smooth lines, comfortable grip Metal suspension hole: hollow design for easy suspension Instructions: 01. Unscrew the valve cap 02. The button is turned on, but not checked 03.Press tightly to measure pressure, Before the test, the display shows 0.00 Deflate if you don't press tightly