Measuring range

Rotary speed: 0.5~19999 RPM

Line speed: 0.05~500 m/min

Line length: 0.05~9999m

Resolution

Rotary speed: 0.1RPM (range0.5~999.9RPM), 1RPM (range 1000~19999RPM)

Line speed: 0.01m/min (range 0.05~99.99m/min), 0.1m/min (range 100~500 m/min)

Line length: 0.02m

Accuracy

Rotary speed: ±(0.4%n+1d)RPM (n<300RPM), ±(0.04%n+1d)RPM (n>=300RPM), n is rotary speed, d is resolution

Line speed: ±(1%+1d)m/min d is resolution

Line length: ±(1%+1d)m/ d is resolution

Sampling time: 0.8 second (above 60RPM)

Operating teamperature: 0~40*C

Power supply: 3xAA batteries

Dimension: 171x71x35mm

Weigh: 162g

Standard deliverry

main unit: 1pc

wheel with 0.1m perimeter: 1pc

Clamping sleeve: 1pc

Cone head: 1pc

Small cone head: 1pc

Cone cavity head: 1pc

Battery (AA): 3 pc