HT-81 Digital Anemometers
Features
1. High sensitive and accurate
2. Wind speed and temperature measurement multi-function display
3.Measurement units:m/s,km/h,ft/min,knots,mph,CFM, Temperature:°c or °F
4.Date hold and max hold function
5.Low battery indication
6.Automatic shut down
7Auto Power off: After 15 minutes with disable feature
Temperature Range Specifications
| Range | Resolution | accuracy |
| 32°F-122°F(0°c-50°c) | 0.1°F(0.1°c) | +/-4.0°F(2°c) |
Air Velocity Range Specifications
| Function | Range | Resolution | Accuracy |
| Ft/min | 196-4900ft/min | 1ft/min | +/-(3%+40ft/min) |
| M/s | 1.00-25.00m/s | 0.01m/s | +/-(3%+0.20m/s) |
| Km/h | 3.6-90.0km/h | 0.1km/s | +/-(3%+0.8km/h) |
| MPH | 2.24-56.00mph | 0.1mph | +/-(3%+0.4mph) |
| knots | 1.94-48.5knots | 0.1knots | +/-(3%+0.4knots) |
