Laser Tachometer Digital RPM Meter Non Contact Motor Speed Tester 10-99999 RPM, Handheld Tachometer with Large LCD Display, Max Min Memory, Reflective Tape for Engines Motors Fans

Wide Measurement Range & High Resolution: Accurately measures rotational speed from 10 to 99, 999 RPM and counts 1 to 99, 999 revolutions.
Photoelectric mode resolution: 0.1 rpm for 109, 999.9 RPM and 1 rpm for 10, 000 RPM.
Counting mode resolution: 1 revolution. Ideal for precise monitoring of motors, tools, or rotating machinery; Ultra-Large
LCD Display: 5-digit, 40mm screen provides clear and easy-to-read results. View current, maximum, and minimum measurements at a glance, even in low-light conditions;
Precision & Reliable Technology: Integrates microcontroller technology, photoelectric sensing, and anti-interference algorithms to ensure consistent, accurate RPM readings in any environment;
Memory Function & Auto Tracking: Automatically stores maximum and minimum values. Keeps track of rotational speed trends without manual recording, simplifying testing and monitoring processes; Smart
Power Management: Low battery indicator alerts when voltage drops below the specified value. Automatic shutdown after ~4 minutes of inactivity saves battery life. Powered by a single 9V 6F22 battery (included); Compact, Ergonomic & Easy to
Use: Sleek design with comfortable handling. Lightweight at 168g (with battery) and portable, suitable for industrial, workshop, lab, or home use