Air Velocity Specification:
| Unit | Wind velocity | Resolution | Threshod | Accuracy |
| m/s | 0.0 to 30.0 | 0.001 | 0.3 | 3%+/0.1 |
| Ft / min | 0.0 to 5860 | 0.01 / 0.1 / 1 | 60 | 3%+/-20 |
| Knots | 0.0 to 55.0 | 0.01 / 0.1 | 0.6 | 3%+/-0.2 |
| Km/h | 0.0 to 90.0 | 0.001 | 1.0 | 3%+/-0.4 |
| Mph | 0.0 to 65 | 0.001 / 0.01 | 0.7 | 3%+/-0.2 |
Unit of Velocity:m/s, Ft/min, Knots, Km/hr, Mph
Air volumn measuring range:
| Unit | Range | Resolution | Area |
| CFM(FT3/min) | 0 to 999900 | 0.001-100 | 0.001-9999 |
| CMM(M3/min) | 0 to 999900 | 0.001-100 | 0.001-9999 |