Feature:
1. Speed odometer use stepping motor drive pointer, can show the speed of engine precisely, and also can show the mileage clearly with LCD display screen.
2. By pressing the mode button on the back of the gauge for 3 second continuously to switch the 3 different digital display, press the mode button again, you can select trip 1, trip 2 or COG, but they can not show at the same time.
3. Red, green, blue, white, yellow, orange, purple, totally 7 kinds different backlight color, it will change automatically every 1 minute, or you can fix only one color that you like by presssing the gauge back set button.
4. IP67 waterproof and dustproof, 316L stainless steel bezel, and equipped with anti‑fog curved glass, it can be used for a long time even in acid, alkali and humid environments.
5. The wire harness connector has a buckle to achieve the best and firm connection, so that it can work normally even under strong vibration. The speedometer can be used for engine/generator sets, ships, construction machinery, agricultural machinery, car modification, etc.


How to Use:
1. Cut a 85mm or 3‑3/8in diameter hole in the panel (your cabin panel or instrument panel) and insert this GPS Speedometer into the hole. The panel corresponding to the instrument panel is marked with a convex plate and a small notch is cut in this position to ensure that there is a minimum 85mm (3 3/8in) instrument pan