Handheld Laser Tachometer Non-Contact Digital Photo RPM Rotation Speed Meter

Resolution: 0.1RPM (revolutions per minute) (2.5-99.9RPM). 1 RPM (revolutions per minute) (above 1000 RPM). Test range: 2.5RPM~99999RPM (revolutions per minute). Display: 5-digit 18mm word height LCD display screen.

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