Measurement range: 0.5 ~ 19,999 RPM contact rotate speed

0.05 ~ 1,999.9 m/min contact wire speed

0.05 ~ 99,999 m contact wire length

Rotate speed: 0.1 RPM (0.5 ~ 999.9 RPM)

1 RPM (over 1,000 RPM)

Wire speed: 0.01 m/min (0.05 ~ 99.99 m/min)

0.1 m/min (over 100 m/min)

0.1 ft/min (0.1 ~ 999.9 ft/min)

1 ft/min (over 1,000 ft/min)