Digital Tachometer, Mengshen 2 in 1 Non Contact & Speed Meter Rotation Tester TH 522

Accurate RPM Meter: With high speed laser aim technology and instant readings from 2 to 99,999 rpm, this handheld tachometer is highly accurate and can be a helpful tool for your measurement needs Non-contact & Contact Measurement: Dual measurement modes support non-contact measurement, while 4 different connecting heads that come with the package are used for contact measuring Large LCD Display: Compact design with large LCD screen, easy to get readings for measurement and diagnostic purposes. Contact Measurement Range: 2 to 20,000 RPM; Non-contact Measurement Range: 2 to 99,999 RPM Widely Application: The device can be used to measure the RPM of the Engine, Motor, Drill Press, Lathe, Car, Fan and Wash Machine. It can also measure the surface velocity of the conveyor Power Supply: Powered by one 9V DC Battery (Included) with a power consumption of 45mA for efficient operation Advanced Features: 5-digit backlight LCD display with high resolution ratio, 0.5 second sampling time, and storage capacity for 30 data points including maximum, minimum, and instantaneous measurements Versatile Measurement Capabilities: Measures rotational speed (RPM), counter rotating (REV), frequency (Hz), surface speed in multiple units (m/minute, inch/min, feet/min, yard/min), and length in various measurements (meter, inch, feet, yard)