GlowShift White 7 Color 200 PSI Mechanical Air Pressure Gauge - For Air Ride Suspension Systems - White Dial - Clear Lens - 2-1/16" 52mm 2 1/16 Inch (52mm) White Face Gauge with a Magnified 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