Specification: Model Number:864170 Product Name: Mechanical Boost Gauge Material:Metal Condition: 100% Brand new Housing color: White Face Color: Black Voltage: 12V Size: 57mm*54mm Boost Reading from -1 to 2 Bar Wire Connection: Red: 12v dash lighting / 12v ignition switch Black: vehicle ground Features: 2" (52mm) Black Face Gauge with a Magnified Tinted Lens. Gauge Depth Measures 1 1/2 Inches. Boost Reading from -1 to 2 Bar. 7 Color LED Through Dial Lighting with Color Recall Ability. 7 Solid Color Settings will meet your requirement, no matter what color you want. 6 Feet of Silicone Vacuum Hose and T-Fitting. Suitable for 12v vehicles. LED super bright display. The button on the lens can switch the color light you want. Fitment: Universal Car 2"/52mm diameter Mechanical Boost Gauge(The compatibility just for reference .Please make sure the item fit for your car before purchase.) Note: Please check as much as poible to make sure the item is the one that you need. There is 0.5-1 inch difference due to manual measurement.(1inch=2.54cm) Profeional Installation Is Highly Recommended! The color of the actual items may slightly different from the listing images due to different computer screen. Package Includes: 1 x Turbo Boost Gauge 1 x Vacuum Hose 1 x T-Fitting 1 x Cable (Including Other Mounting Hardware)