| Specifications | Range | Resolution | Accuracy |
| RPM measurement | 10.0~9999.9RPM | 0.1 | ±(0.04%+2) |
| 10000~99999RPM | 1 | ||
| Counting measurement | 0~99999 count | 1 count (<10kHz, pulse width10 ~ 90%) | ±1 count |
| Features | |||
| Auto range | √ | ||
| Auto power off | √ | ||
| Low battery indication | √ | ||
| Laser-on indication | √ | ||
| Data hold | √ | ||
| Maximum/minimum | √ | ||
| Rotating speed/count function switching | √ | ||
| Overload indication | √ | ||
| LCD backlight | √ | ||
| General characteristics | |||
| Refresh rate | About 1s to 7s (depending on the speed, >120 rpm for 1s) | ||
| Sensor type | Photodiodes and laser tubes | ||
| Target distance | 50mm ~ 200mm | ||
| Measuring angle | The angle between the laser and the surface being measured is less than 30 ° | ||
| Display | 5-digit segment code; 99999 max display | ||
| Drop test | 1m | ||
| Working temperature and humidity | 0 ° C to 50 ° C (no more than 80%RH) | ||
| Storage temperature and humidity | -20 ° C to + 60 ° C (no more than 80%RH) | ||
| Protection rating | IP65 | ||
| Power supply | 3 1.5V batteries (AAA) (NOT Included) | ||
| Battery life | Continuous work for 12 hours | ||
| Product color | Red and grey | ||
| Product weight | 85g (excluding battery) | ||
| Product size | 183.8 x 56 x 34mm | ||
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