1,Compact Design 2,Display Air Velocity and Temperature and Windchill 3,Wind Speed Unit Selectable 4,Beaufort scale display

Measuring Range	0°C~45°C
Wind Speed Measuring Range	0.3~45m/s
Accuracy of temperature	±2°C
Accuracy of Wind speed	±3%±1dgts
Wind Speed Unit Selection	M/s,Ft/min,Knots,Km/hr,Mph
Resolution	0.1m/s 0.2°C
Auto /ManualPower Off	√
Air Velocity/Air Flow Selection	√
Back Light Display	√
Max/Min wind speed measuring	√
Average And current wind speed	√
°C/°F Selection	√
Data hold function	√
Power	9V Battery

Anemometer GM8901