【PRODUCT SPECIFICATION】: The wind speed range of this wind thermometer is 0-30m/s, 0-5860ft/min, 0-55knots, 0-90km/h, 0-65mph. Resolution: 0.1m/s, 19ft/min, 0.2knots, 0.3km/h, 0.2mph. Temperature range: -10~45°C This portable anemometer is a practical instrument for measuring wind speed and temperature. The anemometer has an LCD display with backlight, easy to read. 【WIDE APPLICATION】: This wind speed meter is an ideal tool for measuring air velocity in home, office, car, air conditioner, exhaust fan, navigation, and other environments. It can be used for industrial and domestic purposes such as measuring airflow speed and temperature on the roof. 【MULTI-FUNCTION】: The wind speed unit can be switched between m/s, km/h, ft/min, knots, and mph. Features include wind vane and wind chill indicator. The temperature unit can be switched between degrees centigrade (°C) and degrees Fahrenheit (°F). Features: 1. This portable anemometer is a practical instrument for measuring wind speed and temperature. 2. The wind speed unit can be switched between m/s, km/h, ft/min, knots, and mph. 3. Includes wind vane and wind chill indicator. 4. The temperature unit can be switched between degrees centigrade (°C) and degrees Fahrenheit (°F). 5. LCD display with backlight for easy reading. 6. Comes with a hand rope for convenient carrying. 7. Supports maximum, minimum, and average measurement functions. Specification: Material: ABS Wind Speed Range: 0-30m/s, 0-5860ft/min, 0-55knots, 0-90km/h, 0-65mph Resolution: 0.1m/s, 19ft/min, 0.2knots, 0.3km/h, 0.2mph Temperature Range: -10~45°C Power Supply: 9V battery (not included) Package List: 1 x Anemometer 1 x Cloth Bag 1 x Manual 1 x Hand Rope Color: Black Size: 165*85*39mm Quantity: 1 piece