2" 52mm Car Turbo Boost Preure Gauge Meter Digital LED Display w/Sensor 30PSI Specification: Model Number: B18331 Product Name: 2" 52mm Boost Gauge Material: Aluminum Housing Color: Black Face Color: Black Voltage: 12V Diameter Size: 2" (52mm) Unit:PSI Reading range: -30~30PSI Style: Digital LED Readout Features: -2" (52mm) diameter gauge. -Black dial face when ignition is off. -10 colors backlights can be selected, and it can memory the setting in the both daytime and night mode. -Brightne can be selected in 6 different levels, and it can memory the setting in the both daytime and night mode. -3 buzzer types can be selected. -4 buzzer levels can be selected. -3 different open ceremonies can be selected. -A warning value (arbitrary) can be set and the warning buzzer can be selected from three variations or turn off. -3 different types indicator movement can be selected. -Data obtained during driving (peak value and warning value) can be stored up, and the peak value can be reviewed and cleared. Common Button Operation: 1.There is a button in the backside of the gauge, the remote button is included.They are used to review and clear peak value,change the colors, adjust the brightne, choose the buzzer, set the warning etc.The remote button is same function as the button in the gauge. 2.Short pre to switch between different functions settings,long pre until buzzer sounds, then enter the setting mode.It will return to normal status when the button is released after 5 seconds. Power Wire Connecting : White wire : To 12V wire when ignition on Red wire :To 12V battery wire Yellow wire : To 12V wire when small lamp on Black wire : To ground Package Includes: 1 x Boost Gauge 1 x Mount Bracket Cup 1 x Meter Wire 1 x Power Supply Wire 1 x Remote Button Wire 1 x Boost Sensor Wire 1 x Three Way Joint ID 4mm 1 x Rubber Hose ID 4mm 1 x Double Sided Tape 2 x Buffer 1 x English Manual Note: The product is designed for use on 12v vehicles.Do not install this product on vehicles with 24v systems. Do not perform installation of this product immediately after the engine has been switched off. The engine and exhaust system are extremely hot at this time and can cause burns if touched. The LED color display of the actual items may slightly different from the listing images due to different computer screen, thanks for your understanding. Please allow 0.5-1 inch difference due to manual measurement.(1inch=2.54cm) Instructions Is Included.Profeional Installation Is Highly Recommended!!If you want to know how to use or install it,please contact us by