Quick Overview While Mileage Is Typically An Effective Measurement Of Maintenance Intervals On An Engine, Looking At The Actual Run Time Is The Best Way To Determine When Critical Services Need To Be Performed. Autometers Electronic Hour Meter Provides A Highly Accurate Measurement Of Your Engine Hours And Allows You To Make The Best Possible Decisions As To When A Service Needs To Be Performed For Maximum Service Life And Return On Investment. This Gauge Does Not Have Illumination. 12 and 16 volt compatible, well-suited with nearly every street car or race car electrical system Gauge kit includes mounting hardware and detailed instructions for installation Registers up to 99,999 hours Attributes: GTIN: 00046074025877 Brand Name: AutoMeter Add-On: N/A Extended Information: Country of Origin: United States Emissions : Released Life Cycle Status: Available To Order Packing Information: Quantity of Each: 1 Package UOM: EA Dimension: 4.5 x 4.5 x 4.5 inches Weight: 0.37 lb PDF: PDF: 2650-443x-10