Features: Optoelectronic digital display: Use optoelectronic digital display, it intuitively and clearly displays the speed of the spiraled leaf, making it convenient for users to quickly obtain data.
design: Handheld design, lightweight and easy to carry, allowing for speed testing, convenient and practical.
Highly precised measurement: With highly precised speed measurement function, ensuring accuracy and reliability.
One button operation: simple and easy to use, one button start measurement, convenient and fast operation.
Multifunctional display: In addition to speed display, it can also display other related data, providing more comprehensive information support.

Specifications: Material: ABS
Size: about 90x50x16mm/3.54x1.96x0.62inch
Working way: photo electricity
Support indication up to: 99999
Display: LED
Testing Fan Leaf: 2-9
Backlits color: blue
Battery: 220mAh replaceable battery

Package Includes: 1x Digital Optical Tachometer

note: Please allow 1-2cm errors due to manual measurement.
Please allow for slight color differences due to different display resolution.