It was working when I bought it. Now, a few months later, he no longer feels any rotation. I only used it once briefly. Although the battery is fresh. It has a display, but it doesn't account for the spinning reflective tape you bought from Amazon. I messed up a test session I arranged with the engineering team
π Neiko 20713A Contact Digital Tachometer
3 Review
π Enhanced Precision and Functionality: Protmex Reflective Tachometer
3 Review
π§ Streamline Your Work with Loos Co PT 1 Professional Hands-Free Device
3 Review
π Highly Efficient REED Instruments R7050 Compact Tachometer: Boost Performance with Precision Monitoring
3 Review
π₯ Advanced Testo Wireless Hot Wire Anemometer Technology
4 Review
Portable Handheld Manometer π for Accurate Pressure Differential Measurement
5 Review
π¬οΈ Advanced 3-in-1 Indoor Air Quality Monitor with CO2/RH/Temp Data Logging and Audible Alarm - NDIR Sensor Technology
8 Review
π§ UEi Test Instruments DAFM3B Digital Multimeter
6 Review