Kronos 2" Hourmeter (10,000 Hrs)Polished Stainless Steel bezel, flat glass lens, perimeter lighted spun aluminum dial with Gold and Black graphics. Gold increments and Logo on dial are embossed. Hourmeter operates by applying battery voltage across the gauge&';s register motor to ground. The register increments increase when the key switch in on. 2" - Hole size: 2.0625" (53mm)Specifications: Flat Scratch Resistant Lens Polished Stainless Steel bezel LED Illuminating around the Perimeter of the Dial Factory P/N MH0144*Sold as an Individual**Gauge Cover not IncludedThis product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns. Specifications: Gauge Type: Hourmeter Series: Kronos Voltage - Input Range (Volts): 12/24 V Gauge Size: 2" Box Set: No Box Dimensions: 4"H x 5"W x 5"L WT: 0.3 lbs UPC: 759266190207