Car Speed Controller Lightweight Multifunction Vehicle Pulse Signal Converter Description: Product Type: This is a Pulse Signal Converter, suitable for adjusting and correcting the speedometer of cars and trucks. _x000D_ Material: The converter is made from PP material, ensuring longevity and reliability. _x000D_ Compact Size: With dimensions of 5x8x3.4cm, this pulse signal converter is compact and easy to install in your vehicle without taking up much space. _x000D_ Package Contents: Each purchase includes a pulse signal converter, providing great value for your money. _x000D_ Feature: Passenger Car Truck Speed Ratio Odometer Speed Ratio Corrector Pulse Signal Converter Stopwatch Adjuster.12/24V Car Speed Controller Pulse Signal Converter Speed Odometer Speedometer. Specification: Material: PP Size Chart: 5cmx8cmx3.4cm/1.97inchx3.15inchx1.34inch Package Includes: 1 Car Speed Controller Note: Please allow slightly errors 1-2cm differences due to manual measurement. _x000D_