Specifications

Contact test range: 2 to 20,000 RPM

Non-contact test range: 2 to 99,999 RPM

Tot test range: 1 to 99,999 RPM

Accuracy: ±(0.05% + 1digit)

Resolution: 0.1RPM(2 to 9999.9 RPM) / 1RPM(over 10000 RPM)

Sampling time: 0.5 sec.(over 120 RPM)

Detecting distance: 50 mm to 500 mm

Time base: Quartz crystal

Power consumption: Approx. 45mA

Battery: 9V