Testo 0554 0493 Reflective Tape for 460 Compact Photo Tachometer; 5 pieces

carrying case and two AAA batteries.

主要特点

This noncontact tachometer provides optical rpm measurements using a built-in LED sighting design.
Unit is ideal for measuring the speed of motors, fans, rpm of rollers, monitoring turbines, gear movement and engagement, and cam and spindle motion. Tachometer provides min/max values and displays measurements on the large, backlit LCD that is easily read in dim or poorly lit environments. The ergonomic design fits comfortably in your hand making this tachometer simple to operate.