GlowShift Tinted 7 Color 200 PSI Mechanical Air Pressure Gauge - Black Dial - Smoked Lens - For Air Ride Suspension Systems - 2-1/16" 52mm 2 1/16 Inch (52mm) Black Face Gauge with a Magnified Tinted Lens Air Pressure Reading from 0 to 200 PSI 7 Solid Color Settings and Two Color Cycle Modes with Dimmer Function that Allows the Gauge to Dim 30% Mechanical Gauge with 1/8th NPT Male Thread with Mounting Hardware & Installation Instructions Free Lifetime Technical Support & One Year Limited Warranty 7 Color LED Backlit Tinted Lens 270 Needle Sweep Polycarbonate Lens Aluminum Trim Ring 2&#039; Power Wire Harness Gauge Visor Mounting Hardware Installation Instructions