Digital Photo Laser Tachometer Non Contact Tach for $11.11

Measures the rotational speed with a visible red light beam from a powerful LED. It is a great tool to measure the RPM of motors and machine parts. In wood and metal working it can be used to accurately measure the speed of a lathe or milling machine. Can be used for HVAC applications in measuring fan speed. Detection distance up to 6 feet. Highly accurate, digital laser photo tachometer.