Features Professional Measurement Tool: This multifunction device accurately measures wind speed, temperature, and humidity, making it ideal for various environments and applications Versatile Usage: Perfect for measuring wind speed in factories, schools, offices, and homes, ensuring you can monitor air conditions wherever needed Max/Min Value Function: Track the highest and lowest wind speed and air volume readings, allowing for comprehensive analysis of environmental conditions Unit Selection Flexibility: Easily switch between different measurement units for wind speed, air volume, and temperature, providing convenience and adaptability for all users Compact and Portable Design: Lightweight and easy to carry, this anemometer can be used on-the-go, ensuring accurate readings anytime, Features: 1、The digital multi-function anemometer is a profional instrument for measuring wind speed, temperature, and humidity. 2、It is widely used for wind speed measurement in factory, school, office, traffic, family and many other various occasions. 3、Measuring the wind speed, air volume, temperature and humidity. 4、Measuring wind speed/air volume max/min value function. 5、Wind speed/air volume and temperature unit selection function. Specification: Features: The digital multi-function anemometer is a profional instrument for measuring wind speed, temperature, and humidity. It is widely used for wind speed measurement in factory, school, office, traffic, family and many other various occasions. Measuring the wind speed, air volume, temperature and humidity. Measuring wind speed/air volume max/min value function. Air volume 2/3 MAX value, average value measurement. Wind speed/air volume and temperature unit selection function. Measuring wind direction angle function. Designed with USB for connection with computer and real-time measurement. Backlight and data hold function. Low battery indication function. Automatic power on/off setting function. Specification: Model: GT8907 Wind speed measurement range: Unit≤80%RH Power supply: 4x 1.5V AAA alkaline batteries (NOT included) Weight: 1214 g / 42.8 oz(approx.) Package list: 1 * Anemometer Package List