Features:
Laser photo & surface contact measurements
Wide Measuring Range
With Auto Ranging and automatic low power indication
LSI-circuit and crystal time base mechanism for high accuracy & fast measuring time
Last value, maximum value and minimum value
Insignificant zero suppression
Durable & light weight
Tested according to European international guidelines and standards(CE Marking)

Specifications:
Measure in m/min
Display: 5 digits, 10mm LCD with function annunciation
Measurement: Photo Tach : 2.5 ~ 99,999 RPM
Contact Tach : 0.5 ~ 19,999 RPM
Surface Speed : 0.05 ~ 1,999.9m/min

Resolution: Photo Tach : 0.1RPM (2.5 ~ 999.9 RPM)
1 RPM(over 1,000 RPM)
Contact Tach : 0.1 RPM (0.5 ~999.9 RPM)
1 RPM(over 1,000 RPM)
Surface Speed : 0.01 m/ min.(0.05~99.99 m/min)
0.1m/ min.(over 100 m/min)

Accuracy: ±(0.05% +1 digit)
Sampling Time: 0.8 sec (over 60 RPM)
Memory: Last value, Max. value, Min. value
Test Range Select: Automation
Time Base: Quartz crystal
Circuit: Exclusive one chip of microcomputer LSI circuit
Battery: 4 x 1.5AA Battery
Operation Temperature : 0~50°C(32~122°F)
Size : 215 x 65 x 38mm
Weight: 300g including battery

Set Includes:
1 x Digital Tachometer
2 x Reflecting tape marks (350mm)
1 x Surface speed wheel
1 x Funnel tip
1 x Cone tip
English Quick Start Guide
Black Protective Carrying Case