- 1.2-in-1 Tachometer: This versatile tool features both contact and non-contact measurement modes, making it ideal for measuring revolutions per minute (RPM), frequency, surface speed, and length. Perfect for applications in motors, fans, automobiles, and paper manufacturing. - Wide Measurement Range: Capable of testing rotational speed (RPM), reverse rotation (REV), frequency (Hz), and surface speed in various units (m/min, inch/min, ft/min, yard/min). It also measures length in multiple formats (m, inch, ft, code), providing comprehensive data for diverse projects. - Enhanced Visibility: The LCD screen with a backlight ensures clear readings in low-light conditions, allowing you to monitor measurements effectively even in dark environments. - Safe Non-Contact Measurement: The photoelectric measurement mode enables safe and reliable non-contact speed measurement for fans, wind wheels, turntables, and rollers, ensuring accurate readings without the need for physical contact. - Practical Applications: - Use it to monitor the RPM of your car's engine for optimal performance. - Measure the surface speed of conveyor belts in manufacturing settings to improve efficiency. - Assess the frequency and speed of industrial fans to maintain proper airflow in facilities. With its robust features and user-friendly design, this tachometer is an essential tool for professionals and hobbyists alike, enhancing productivity and ensuring precise measurements across various applications.