52mm 0-30PSI Car Turbo Boost Pressure Gauge Meter Digital LED Display with SensorSpecification:Model Number: I28714Product Name: 2 52mm Boost GaugeMaterial: AluminumHousing Color: BlackFace Color: BlackVoltage: 12VDiameter Size: 2 (52mm)Unit: PSIReading range: 0~30PSIStyle: Digital LED display.Features:-Gauge diameter 2 (52mm).- Black dial when the ignition is off. -10 backlight colors can be selected, and it can memorize the setting in day and night mode.-The brightness can be selected in 6 different levels and can memorize the setting in day and night mode. -3 ringtone types can be selected.-4 ringtone levels can be selected.-3 different open ceremonies can be selected.-A value of warning (arbitrary) can be set and the warning buzzer can be selected from three variants or turn off.-3 different indicator movement types can be selected.-The data obtained during driving (maximum value and warning value) can be stored and the maximum value can be reviewed and cleared.Common button operation:1. There is a button on the back of the gauge, the remote control button is included. They are used to review and clear the maximum value, change colors, adjust brightness, choose buzzer, set warning, etc. The button on the remote control has the same function as the button on the gauge. 2. Short press to switch between different function settings, long press until the buzzer sounds, then enter the setting mode. It will return to normal state when the button is released after 5 seconds.Power wire connection: White wire: to 12V wire when the ignition is turned on />Red wire: To the 12 V battery wireYellow wire: to the 12 V wire when the small lamp is onBlack wire: To groundPackage includes:< br/>1 x Boost Gauge1x Mounting Bracket Cup1x Meter Wire1x Power Cable1x Remote Button Wire1x Boost Sensor Wire1x Three-Way Joint ID 4mm1x Rubber Hose ID 4mm1x Double Sided Tape2x Buffer1x Manual in EnglishNote: The product is designed for use on 12 V vehicles. Do not install this product on vehicles equipped with 24 V systems. Do not Do not install this product immediately after stopping the engine. The engine and exhaust system are extremely hot at this time and may cause burns if touched. The LED color display of actual items may vary slightly from the listing images in due to different computer screen, thanks for your understanding. Please allow 0.5-1 inch difference due to manual measurement. (1 inch = 2.54 cm) Instructions are included. Professional installation is highly recommended!! If you want to know how to use or install it, please contact us by email. We will help you as much as possible.