12V/24V Speedometer 0-160MPH for Car Truck Boat, 3.3in LCD Display 1、High Accuracy: Use a stepper motor to drive the pointer, accurately display the current speed, and the drive control is relatively simple. The LCD display clearly shows the mileage. 2、Stepper Motor: Adopting stepper motor, low power consumption, long life and high accuracy. 9‑32V ultra wide long term working voltage, up to 36V (≤1 minute). 3、IP67 Waterproof and Dustproof: 316L stainless steel bezel, corrosion resistant, durable even in acid, alkali and humid environments. Curved glass, good anti fog effect. 4、Stable Connection: There is a snap together with the harness connector, which ensures secure connection, so that the gauge can work normally even under strong vibration. 5、Application: Wide range of applications, fit for 1-8 cylinder gasoline engine and 12V 24V car, truck, boat, diesel generator engine, gasoline engine, etc.