The Peakmeter PM6208B is a non-contact type digital tachometer with stable performance and high reliability. Its core component consists of a compact high speed integrated chip, which works by calculating the exact speed of the rotating speed through the reflectance sampling process. The meter will display rotation speed from 50 - 99,999 RPM. It has LCD backlight function to support reading measurement data under low light conditions. Requires 4 AAA batteries, not included.
Model Name: PM6208B
Good price, shipped quick! And works well!