Tachometers and stroboscopes measure the motion and the rotational speed of objects. These products include traceable, digital, and precalibrated tachometers available with red LED pointers.
Vivid 0.5 in. high display. Fisherbrand Traceable Digital Tachometer measures the speed of a centrifuge from a distance up to 12 in. (30cm). Five-digit LCD; memory feature lets you recall the highest, lowest, and last reading. Rugged ABS case.