ELING 3 3/8" 85mm Digital GPS Speedometer LCD Speed Gauge Odometer Course Mileage Adjustable 7 Backlights for Boat Snowmobile Car Motorbike Truck

Open a 85mm (3 3/8") hole in the dashboard and allow a clearance of 55mm( 2 3/16”) behind the panel to fit the gauge Connection: Black wire-GND, Red wire-power(+), Green wire-external button(+), White wire-external button(-) Securely fasten GPS antenna, preferably outdoors (or inside front windscreen) so that it has a clear view of the sky to pick up satellite signal. Connect the antenna cable to socket in the back of the gauge. Do not cut cable 7 Colors backlight available, 9-32V Working Voltage, OverSpeed Buzzer Alarm Trip and Odometer Adjustable, Speed Range: 0-999(MPH, Knots, KM/H adjustable), Mileage Range: 0-999999 (Mi,NMI,KM available)

Brand: ‎ELING Material: ‎Plastic Item dimensions L x W x H: ‎3.35 x 3.35 x 2.17 inches Item Weight: ‎14.1 ounces Thread Type: ‎Standard UPC: ‎680465131282 680465131749 Manufacturer: ‎ELING Product Dimensions: ‎3.35 x 3.35 x 2.17 inches ASIN: ‎B07KP6DCQ9 Is Discontinued By Manufacturer: ‎No Date First Available: ‎August 3, 2017