TAC-44 Handheld Digital Laser Non-Contact Tachometer, Rotational Speed Measuring Gun, 2.5-99999 RPM, Record (60 Data) MAX/ MIN/ AVG ±0.02%+1 Digtal Accuracy, Speedometer for Small Engines, Car, Bike, Motorcycle, Surface Speed Tach Meter Gauge

Ideal for applications where a contact tachometer would be unsafe to use or will not reach. Just apply some of the supplied reflective material to the moving part and point the laser tachometer at it. The tachometer measures how often the reflective tape passes at a given time and calculates the rpm.

Applications: It is applicable to the production departments of motor, fan, paper-product, plastics, chemical fiber, washing-machine, automobile, airplane, steam, etc.

FEATURES:

• Portable Handheld Gun-type Design 
• Automatic and manual measurement selectable 
• Data record and recall of 60 records
• MAX/MIN/AVG value record function
• Record time interval setup function
• LCD with white backlight
• Data hold function
• Auto and manual power off
• Low battery indication 

SPECIFICATIONS:

• Measuring Range:2.5-99999RPM 
• Resolution
  • 0.1RPM at 2.5~999.9RPM
  • 1RPM at 1000~99,999 RPM
• Accuracy: ±0.02%+1digtal
• Measuring distance: 50~500mm
• Sampling Time: 0.5s (above 120RPM)
• Operating Environment
  • Temperature: 0~50°C (32~122°F)
  • Humidity: 10~90%RH
• Storage Environment
  • Temperature: -10~60°C (14~140°F)
  • Humidity: 10~75%RH
• Dimension: 5.5 x 3 x 1.5 inch
• Weight: 115g (included battery) 

Set Includes: 

• 1 x Digital Tachometer
• 1 x English Operation Manual
• 1 x Carry Pouch
• 1 x 9v Battery
• 1 x 20cm Reflective Tape
• 1 x Standard Packaging Box