Quick Overview Tickets Are No Fun. Calibrating A Speedometer Isnt A Great Deal Of Fun Either. Autometers Electronic Programmable Speedometer Makes Short Work Of Both, Providing An Easy To Install And Easy To Calibrate Solution That Will Help Keep Your Speed Exactly Where It Needs To Be. Compatible With Most Factory And Aftermarket Speed Senders, You" Ll Wonder Why You Ever Struggled With A Speedometer Before. Calibration Is As Simple As A Two Mile Drive, Or For Even Easier Operation, Autometers 5289 Gps Speedometer Sender Is A Simple Plug And Play Solution For Any Application. Compatible with most OEM/Aftermarket two wire sine wave and three wire square wave speed sensors Vibration and water-resistant Matching tachometer available separately Easy Push-Button Calibration Can Be Done While Driving - Requires Predetermined 2 Mile Distance - Speedometer Remembers Calibration So Theres No Need To Recalibrate Unless Tire Size/Gear Ratio/Speed Sensor Changes 5289 GPS Speedometer Interface Module available separately - works with all AutoMeter electronic speedometers and requires no additional calibration regardless of changing tire size/gear ratio Features lit LCD odometer - capable of registering one-million miles with resettable trip odometer Attributes: GTIN: 00046074119507 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: 6 x 5 x 6 inches Weight: 1.35 lb PDF: PDF: 2650-354X