Features Multiple Air Speed Units: Easily switch between 5 units of measurement including m/s, mph, and km/h for accurate readings tailored to your needs Simplified Speed Indication: Features 12 levels of air speed indication, eliminating the need for complex conversions and making it user-friendly for all Enhanced Visibility: The built-in backlight allows for clear visibility of readings in low light conditions, ensuring you can monitor wind speed anytime Comprehensive Data Tracking: Display real-time air speed alongside MIN, MAX, and AVG values, providing you with essential data for accurate assessments Compact and Portable Design: Lightweight and small in size, this digital anemometer is easy to carry and convenient for both indoor and outdoor use Features: 1、5 air speed unit conversion: m/s, ft/m, mph, km/h, Knots; 2 air temperature unit conversion: ℃/℉. 2、12 levels air speed indication - You don't need to make complicated conversion from value to wind scale. 3、With backlight for easy reading at darkn. 4、Overall air speed display at MIN/Max/AVG. 5、Lightweight with small volume, easy and convenient to use. Specification: Description: This digital anemometer is used to measure air speed and air temperature. LCD screen displays the measuring value at MIN/Max/AVG. It is widely used to measure air speed for home, office, car, air condition, exhaust fan, sailboat, navigation, etc. Features: 1. 5 air speed unit conversion: m/s, ft/m, mph, km/h, Knots; 2 air temperature unit conversion: ℃/℉. 2. 12 levels air speed indication - You don't need to make complicated conversion from value to wind scale. 3. With backlight for easy reading at darkn. 4. Overall air speed display at MIN/Max/AVG. 5. Lightweight with small volume, easy and convenient to use. 6. tool for measuring air speed at home, office, car, air condition, exhaust fan, sailboat, navigation, etc. Specification: Air Speed: Range: 0-45 m/s, 0-140 km/h, 0-8800 ft/min, 0-100 mph, 0-88 Knots Resolution: 0.1 m/s, 0.3 km/h, 19 ft/min, 0.2 mph, 0.2 Knots Threshold: 0./s, 1 km/h, 60 ft/min, 0.7 mph, 0.6 Knots. Air Temperature: Range : 0-45℃, 32°F-113℉ Resolution: 0.2℃, 0.36℉ Accuracy: ±2℃, ±3.6℉ Operating Temperature: -10°C-50℃ / 14-122℉ Operating Humidity: 40% RH - 85% RH Storage Temperature: -20-60℃ / -4-140°℉ Input Current: A Power Supply: 1 x 9V 6F22 Battery (NOT included) Product Size: 145*72*35mm / 5.85*2.83*1.38in Weight: Approx. 888g Package List: 1 x Digital Anemometer (Battery is NOT included) 1 x Manual 1 x Plastic Box 1 x Package List