Digital Anemometer, Wind Speed ​​Meter, Portable Anemometer with Temperature, Humidity, USB Interface, for Measuring Air Volume, Wind Speed ​​and

Specification: Technical Indicator Range Accuracy Resolution Ratio Wind Speed ​​0.80 ~ 30.0 m/s ± (2.0% reading + 50) 0.01 m/s 80~5900 ft/m ± (2.0% reading + 50) 1 ft/m 1.40~108.0 km/h ± (2.0% reading + 50) 0.01 km/h 0.90~67.20 mph ± (2.0% reading + 50) 0.01 mph 0.80 ~ 58.30 knots ± (2.0% reading + 50) 0.01 knots 1.30 ~ 98.50 ft/s ± (2.0% reading + 50) 0.01 ft/s Wind Flow 0~999990 CFM (Area) 0 - 9,999 sq ft 0~9,999 sq m CMM (Area) 0 - 9,999 sq m 0 to 9,999 sq m CMS (Area) 0 - 9,999 sq m Wind Humidity (-14 to 140°F) 1.5°C ± 2.7°F) 0.1°C ± 0.1°F) Wind Relative Humidity (20~80%) % RH <20 or >80%) % RH 3% RH @ 25°C 5% RH @ 25°C 0.1% RH Functionality Data Hold Measurements/min Auto Power Off Backlight USB Interface Low Voltage Indication General Parameters Power Supply 1 x 9V 6F22 Battery (not included) Overall 16.5*8.5*3.8 cm/6.5*3.3*1.5 inches. Material: ABS. Weight: approx. 200 g/7.1 oz. Safety Level: CE RoHS. Package List: 1* Digital Anemometer, 1* CD, 1* Cable, 1* Black Bag