Description:

This compact ultra-light tool can help you measure wind speed whether you're flying RC planes, drones, wings, helicopters. 8 in 1 design, also can be used to measure temperature, humidity, wind chill, heat index, dew point, barometric pressure and altitude.
Features:

8 in 1 digital anemometer to measure air velocity, temperature, humidity, wind chill, heat index, dew point, barometric pressure and altitude.
°C / °F selection, wind speed units selection: m/s, ft/min, knots, km/h, mph.
LCD display with white backlight for clear reading.
Maximum, minimum and average value measurement function(for all measurement modes).
Low battery warning, automatic & manual power off function.
Data holding function and calibration function.
The beaufort scale will be always displayed according to current wind speed in all modes.
Pocket-sized and ultra-light, comes with a storage case and a lanyard for convenient carry.
Specifications:

Wind Speed Range: 0~30m/s; 0~5860ft/min; 0~55knots; 0~90km/h; 0~65mph
Wind Speed Unit: m/s, ft/min, knots, km/h, mph
Resolution: 0.1m/s; 19ft/min; 0.2knots; 0.3km/h; 0.2mph
Accuracy: ±5%
Wind Chill Range: -40~10°C (0~30m/s); -49~50°F (0~65mph);
Resolution: 0.1°C; 0.1°F
Accuracy: 1°C; 1.8°F
Temperature Range: -29~70°C; -20~158°F
Resolution: 0.1°C; 0.1°F
Accuracy: 1°C; 1.8°F
Relative Humidity Range: 0~100%RH
Resolution: 0.1%RH
Accuracy: ±3%RH
Heat Index Range: 21.1~54.4°C (0~100%RH); 70~130°F (0~100%RH);
Resolution: 0.1°C/°F
Accuracy: 2°C; 3.6°F
Dew Point Range: -29~70°C; -20~158°F
Resolution: 0.1°C; 0.1°F
Accuracy: 2°C; 3.6°F
Barometric Pressure Range: 10~1100hpa; 10~1100mbar; 0.29~32.48inHg;
Resolution: 0.1hpa; 0.1mbar; 0.01inHg;
Accuracy: 1.5hpa; 1.5mbar; 0.05inHg;
Altitude Range: -700~9000m; -6000~30000ft
Resolution: 1m; 1ft
Accuracy: 12m; 50ft

Material: Plastic shell + electronic component