Digital Tachometer, Professional Digital Tachometer, LCD Screen Tachometer Tester, Automatic Tachometer with Long-Lasting Non-Contact 6F22 9V Battery

Automatic zero adjustment, these inserts allow you to read stored data as well as minimum and maximum values at any time. Tachometer via a red light beam visible through a powerful LED display. A high-intensity Class II laser from 2.5 to 99,999 rpm. 5-digit widescreen LCD digital display, high accuracy of +/- 0.05%. Widely used in fields such as motors, electric fans, papermaking or automotive, plastics industry, chemical fibers, washing machines, etc. High-performance electronic component, housing made of robust ABS plastic, maintenance-free for years. Note: This product does not contain batteries, please bring your own.