Installation: 85mm(3 3/8”) diameter and 55mm(2 3/16”) depth for installation hole. Choose one backlight between Red and Yellow. IP67 waterproof and dustproof grade.
Functions: 0-8000RPM, Adjustable hourmeter 0-99999.9H. Application: Universal type, for Car, Motorcycle, Bike, Racing, Truck, Boat, Yacht, etc..
You can press the back button or extra button to set speed ratio to match with your engine. Details refer to installation instruction.
Package Includes: 1x Tachometer, 1x Wire Harness, 1x Extra Button, 1x Installation Instruction. If you have any questions about the product, please let me know.