Feature: 1. Multifunctional Anemometer: Wind speed, temperature and wind volume in LCD display. Digital anemometer handheld measure wind speed in 5 units, m/s, km/h, ft/min, knots, mph. 2. Easy To Use: Back light screen to let you see clear even in dark. Anemometer provides fast measurement for analysis of critical environment conditions. 3. Storage Case Included: It's a light weight, pocket size air speed meter, portable for you and your family to measure outside for outdoor activities. 4. Accurate Wind Meter: Wind speed meter has short response time, strong anti interference ability, strong data collection, stable performance. 5. Wide Application: Widely used in wind energy, meteorology, industry, agriculture, water conservancy, environmental protection, highway, airport and other fields. Specification: Item Type: Digital Anemometer Material: Plastic Weight: Approx. 837g / 29.5oz Battery (Shipped Without Battery): 1 x 9V 6F22 Battery Measurement Object: Wind Speed, Air Volume, And Temperature Product Size: Approx. 200x85x40mm / 7.9x3.3x1.6in Operating Temperature: 32℉ To 122℉ (0℃ To 50℃) Storage Temperature: 14 To 140℉ (-10 To 60℃) Operating Humidity: <80%Rh Storage Humidity: <80%Rh Working Height: Max. 2000 M (7000Ft) Application: Widely Used In Wind Energy, Meteorology, Industry, Agriculture, Water Conservancy, Environmental Protection, Highway, Airport And Other Fields. Package List: 1 x Digital Anemometer1 x Handle Wind Wheel1 x Manual1 x Storage Box