GlowShift Tinted Series 200 PSI Mechanical Air Pressure Gauge - White LED Backlit - 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 Red Illuminated Needle with White LED Backlighting & Dimmer Wire 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