1. Resolution size ratio: 0.1RPM (2.5-999.9RPM)
2. Measuring distance: 50-500 mm
3. Sampling rate: 1 time/second
4. Test distance: 50-500mm
5. Time base: quartz crystal
6. Power supply: 3xAAA alkaline batteries (not included in this product)
7. Automatic shutdown: 61 seconds
8. Paul’s last measured value, low battery reminder
9. Good quality and long service life
2. Measuring distance: 50-500 mm
3. Sampling rate: 1 time/second
4. Test distance: 50-500mm
5. Time base: quartz crystal
6. Power supply: 3xAAA alkaline batteries (not included in this product)
7. Automatic shutdown: 61 seconds
8. Paul’s last measured value, low battery reminder
9. Good quality and long service life