Specifications:
Non-contact digital tachometer with stable performance.
LCD display with white backlight, easy to read the measurement results.
With auto-zero adjustment function, convenient for use.

Item Name: Digital Tachometer
Material: ABS
Color: Blue/Red
Measurement Range: 2.5-99999RPM
Resolution: 0.1RPM (at 2.5-999.9RPM), 1RPM (at 1000-99999RPM)
Accuracy: ±0.02% + 1 Digit
Measurement Distance: 50-500mm
Response Time: 0.5s (above 120RPM)
Operating Temperature: 0-50 Degree Celsius (32-122 Degree Fahrenheit)
Operating Humidity: 10% - 90% RH
Storage Temperature: -10-60 Degree Celsius (14-140 Degree Fahrenheit)
Storage Humidity: 10% - 75% RH
Batetry: 1 x 6F22 9V Battery (Not Included)
Functions: Automatic & Manual Measurement Modes, Data Storage & Display, Mini. & Max. & Average Recording, Time Interval Setting, LCD Display with White Backlight, Time Keeping, Automatic & Manual Shutdown, Low Power Display
Features: Portable, Handheld, Digital Display, Backlight
Size: 14.5cm x 9cm x 3.5cm/5.71" x 3.54" x 1.38" (Approx.)

Package Includes: (Battery Not Included)
1 x Digital Tachometer