| LCD display | 5-digit large screen LCD dispaly, with word height of 18mm |
| Unit | RPM |
| Range | 2.5-99999rpm |
| Resolution ratio | 0.1rpm(2.5-999.9rpm) ;1rpm(1000-99999rpm) |
| Basic precision | ±(0.1%n+5d)rpm; (2.5-999.9rpm) ±(1%n+5d)rpm; (1000-99999rpm) |
| Laser power | Class 2 2-5mW |
| Sampling ratio | Once/Second |
| Measurement distance | 50-500mm |
| Time base | Quart crystal |
| Automatic shutdown | After 60 seconds without any pressing |
| Operation environment | 0-50celsius;32-122°F;10%-90%RH |
| Storage environment | -10-80celsius; -14-176°F;10%-75%RH |
| Dimension | 55.7*29.9*127mm |
| Weight | 106g |
| 3 Stripes of Silver Reflective Tag included (200mmx12mm) | |