Digital Tachometer Handheld Photo Laser Tachometer Non Contact Digital Tach Meter RPM Meter
</p>Measures the rotational speed with a visible red light beam from a powerful LED. </br></p>High intensity class II laser measures from 2.5 - 99,999 RPM</br></p>It is a great tool to measure the RPM of motors and machine parts. </br></p>In wood and metal working it can be used to accurately measure the speed of a lathe or milling machine. </br></p>Can be used for HVAC applications in measuring fan speed.</br></p> Highly accurate, digital laser photo tachometer. </br></p>To take the measurement, apply a reflective mark (included in package) onto the target object, aim the laser beam at the mark, the RPM displays on the LCD screen. </br></p>Powered by 4 x AA Battery. </br></p>Size : 180 x 72 x 37 mm(7.0 x 2.8 x 1.5 inch).