The wind wheel with high sensitivity of the wind speed thermometer, high precision measurement, start measuring when the wind comes. LCD display shows wind speed, temperature and cooling wind.The hand-held digital anemometer measures the wind speed, expressed in 5 units: m / s, km / h, ft / min, knots, mph. Before you go out, you will learn about it on hurricane trends.Anemometer provides quick measurements to analyze key environmental conditions, make your work and life more convenient. Digital Anemometer.Adjust C/F temperature in controller built-in temperature.Record and call max/min/average/current. High precision anemometer thermometer, low battery indicator.The screw hole on the button can be connected to the lanyard.