... TemperatureMeasuring rangeAir Velocity:0~45 m/s, 0~140 km/hr, 0~8800 Ft/min,0~88Knots, 0~100 mph (Accuracy ... : ± 3%)Air Temperature:0~45°C , 32°F~113°F (Accuracy± 2°C )Resolution0.2°C, 0.1m/sUnit of Velocitym/s ... , Ft/min, Knots, Km/hr, Mph°C / °F Selection√Beaufort scale√Wind chill√Backlight display√Max/Min ...