Amprobe TACH-20 Combo Tachometer with Built-in Memory

The Amprobe TACH-20 Combo Tachometer with Built-in Memory is a portable and precise instrument for measuring rotational speed, surface speed, and length. With an accuracy of ±0.02%, this revolution-counter offers a contact range of up to 19,999 rotations per minute (RPM) and a non-contact range of up to 99,999 RPM. This Amprobe combo tachometer performs both contact and non-contact measurements that allows maintenance professionals to easily select units and mode functions.