Pressure display range: 0-150 (psi) Display unit: multiple units Backlight: Yes Spotlight: Yes Product material: abs plastic Product size: 13.8x5.4x3.1cm Resolution: 0.1psi Range: 0-150psi 0-10bar 0-999kpa 0-10kg or cm2 Weight: 75g Accuracy: and-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 donand 39 t press tightly