YOSIYO Hand Held Anemometers Wind Speed Anemometer Handheld Wind Speed Meter Portable Digital Anemometer Waterproof IP67 Temperature Wind Speed Gauge Meter with LCD Display Backlight

Description: ?What is a handheld anemometer? Handheld wind speed meters or handheld anemometers are extremely useful portable devices to gauge wind speed and sometimes direction. They range from basic cheap handheld anemometers to fully fledged portable weather stations that can measure barometric pressure and give instant hyperlocal weather forecasts. A tube anemometer uses air pressure to determine the wind pressure, or speed. A tube anemometer measures the air pressure inside a glass tube that is closed at one end. By comparing the air pressure inside the tube to the air pressure outside the tube, wind speed can be calculated. ?This YOSIYO waterproof anemometer is designed with a LCD screen and feature backlight display,so you can see the screen in the dark. ?This portable anemometer is a hand held small tool for you to measure the wind speed and temperature and can show current,max.,average wind reading speed. ?This wind speed gauge measurement range for wind speed is from 0 to 30 m/s and temperature range is from -10 to 45 °C. ?This wind speed meter has multiple units display,you can switch over among m/s,km/h,ft/min,knots and mph. ?This anemometer is IP67 waterproof and is great for using at outdoor,such as using at windsurfing,sailing,fishing,kite and mountaineering etc. Specification: Material: Plastic. Color: Show as picture. Size: Show as picture. Battery: Button battery.(NOT Included) Note There might be a bit color distortions due to different computer resolutions. There might be a slight errors due to different hand measurement. Package included: 1* Anemometer(Button Battery NOT included) 1* Manual.