Divinext MT-20 Digital Wind Meter Air meter Anemometer Large LCD Display Wind Speed Meter Tester Air Speed Gauge Anemometer with Vane Impeller + Beaufort Level indicators for Wind Chill, Air Temperature, Air Velocity Gauge, Wind Weather Measuring Range 0~30m/s Wireless Thermometer Hand-held Measure Tool Anemograph Digital Anemometer

GM816 Digital Anemometer Wind-Speed Airflow Gauge Meter Wind Speed Air Velocity. Understand the wind and the weather with this digital anemometer. Measure wind velocity in 5 different formats. Anemometer also measures temperature and calculates wind chill. SPECIFICATIONS: Range: 0 - 30m/s, 0 - 90km/h, 0 - 5860ft/min, 0 - 65mph, 0 - 55knots. Resolution: 0.1m/s, 0.3km/h, 19ft/min, 0.2mph, 0.2knots. Threshold: 0.1m/s, 0.3km/h, 39ft/min, 0.2mph, 0.1knots. Accuracy: +/- 5%. Air temperature range: -10°c ~ +45°c, 14°f~ 113°f. Resolution: 0.2°f, 0.36°f. Accuracy: ±2°c, ±3.6°f. Thermometer: ntc thermometer. Operating temperature: -10°c ~ +45°c (14°f~ 113°f). Operating humidity: less than or equal to 90% rh Storage temperature: -40°c ~ +60°c, -40°f ~140°f. Current consumption: about 3ma. Wind speed range: 0-30m/s. Wind speed unit: m/s, km/h, ft/min, knots, mph. Dimensions: 10.7cm x 4.5cm x 2.1cm - 4.21inch x 1.77inch x 0.83inch