52mm oil temp gauge for vehicle with stepper motor drive1、The 10‑color series oil temperature gauge is designed to monitor and display the temperature of the oil passing through the engine of your car or truck. 2、There are 10 solid color modes and 2 color cycle modes. Each meter has a built‑in color memory function, so you don't have to worry about changing the color of the meter every time you start the vehicle. 3、Black instrument surface with magnified colored lens, instrument with black dial, colored lens and luminous red pointer, can be installed on the instrument panel, radio slot or driver's side pillar. 4、The pointer is driven by a stepping motor to accurately display the engine speed, with high indication accuracy and relatively simple drive control. LCD display, clearly display voltage. 5、The 10‑color backlight can be switched at will, the pointer indicates, and the observation is intuitive. The parameter display is accurate and stable, with low power consumption. Resistant to vibration and shock. 6、Smoke‑colored lenses during the day and a clear and bright LED display at night, even if your oil thermometer is turned off, it will enter a completely power‑off state and create a unique appearance.