YWBL-WH GM8901 Handheld Digital LCD Wind Speed Meter Anemometer Air Flow Velocity Tester Measuring Device with Backlight for Measuring Wind Speed, Temperature and Wind Chill, Airflow and Anemometers

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. Specifications: 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: 0.3m/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: 3mA 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 Color Box Note: 1. Due to the difference between monitors and light effect, the pictures may not reflect  the actual color of the item. Please take the real one as standard. 2. Please allow slight error due to manual measurement. Thanks for your understanding.