Welcome to the store! [Wide Measurement Range]: This is a non-contact tachometer, with the laser tachometer having a test range of 2.5 rpm to 99,999 rpm (revolutions per minute) to ensure it can measure a larger area. [High Accuracy]: The digital LCD tachometer can accurately measure the speed value, and the sampling frequency is high. The digital tachometer can be clearly displayed on the LCD screen, allowing for high-precision measurements. High resolution can reach (0.1 rpm or 1 rpm). [Automatic Memory]: The tachometer can automatically remember the maximum value, minimum value, and the last measured value through automatic ranging, allowing you to save data better. Additionally, the contactless tachometer is small, lightweight, and easy to carry. [Wide Application]: The digital tachometer can be widely used in many fields. It can be used in engines for metal and wood processing, and can also be used in wheels, lathes, fans, paper manufacturing, the plastics industry, automotive manufacturing, and other areas. Your satisfaction is our top priority. We will provide you with the best service. If you encounter any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately, and we will provide you with the best solution!