Features: 1. Measure wind speed and temperature. Large easy-to-read LCD display with backlight. Wind speed in Beaufort wind scale bar graph. 2. Wind chill indication. 3. Data hold function. 4. High precision pressure sensor 5. Quick response, external thermistor. 6. Auto/manual power off. 7. Temperature display in Celsius Fahrenheit. 8. Wind speed range: 0-30m/s. 9. Wind temperature range: -10 - 45°C (14-113F). 10. Current/max/average wind speed reading. 11. Wind speed unit: m/s, Km/h, ft/min, Knots, mph. Specifications: Air Velocity. Range: 0 - 30m/s, 0 - 90km/h, 0 - 5860ft/min, 0 - 65mph, 0 - 55Knots. Resolution: 0.1m/s, 0.3km/h, 19ft/min, 0.2mph, 0.2Knots. Threshold: 0.1m/s, 0.3km/h, 39ft/min, 0.2mph, 0.1Knots. Accuracy: 5%. Air Temperature. Range: -10°C - and45°C, 14°F- 113°F. Resolution: 0.2°F, 0.36°F. Accuracy: 2°C, 3.6°F. Thermometer: NTC Thermometer. Operating Temperature: -10°C - and45°C (14°F- 113°F ). Operating Humidity: Less than or equal to 90% RH Storage Temperature: -40°C - and60°C, -40°F -140°F. Current Consumption: About 3mA. Powered by a 3V CR2032 battery (not included). Dimensions: 10.7cm x 4.5cm x 2.1cm - 4.21inch x 1.77inch x 0.83inch. Package Included: 1 x Piece Digital Anemometer (battery not included) Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store