Contact-type tachometer length gauge (with 6-type wheel) / Model number M123T-218N released.
株式会社シロ産業
It can measure speeds from 0.1 to 25,000 rpm without range switching. It features an LED display that is clearly visible even in the dark. In addition to storing maximum, minimum, and last measurement values, as well as 10 other data points, it also has the capability to display conversions in a wide range of units such as rpm, cm/s, m/min, m, and km. The power supply consists of two AA alkaline batteries.
