New LCD Smart Digital Anemometer Air Wind Speed Scale Gauge Meter Measure GM816 GM816 Handheld Air Wind Speed Scale Gauge Meter Digital Anemometer Thermometer GM816 Digital LCD Wind Speed Gauge Meter Anemometer Thermometer LCD Smart Digital Anemometer Air Wind Speed Gauge Meter Measure Velocity GM816 Features: Brand new and high quality. This handy palm sized anemometer is ideal for weather enthusiast, lovers of kite flying, kite-surfing, wind-surfing, paragliding and sailors. Measure wind speed and temperature. Large easy-to-read LCD display with backlight. Wind speed in Beaufort wind scale bar graph. Wind chill indication. Data hold function. High precision pressure sensor. Quick response, external thermistor. Auto/manual power off. Temperature display in Celsius Fahrenheit. Wind speed range: 0-30m/s. Wind temperature range: -10 - 45¡ãC (14-113F). Current/max/average wind speed reading. Wind speed unit: m/s, Km/h, ft/min, Knots, mph. Powered by a 3V CR2032 battery. Dimensions: 10.7cm x 4.5cm x 2.1cm - 4.21inch x 1.77inch x 0.83inch. 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¡ãC ~ +45¡ãC, 14¡ãF~ 113¡ãF. Resolution: 0.2¡ãF, 0.36¡ãF. Accuracy: ¡À2¡ãC, ¡À3.6¡ãF. Thermometer: NTC Thermometer. Operating Temperature: -10¡ãC ~ +45¡ãC (14¡ãF~ 113¡ãF ). Operating Humidity: Less than or equal to 90% RH Storage Temperature: -40¡ãC ~ +60¡ãC, -40¡ãF ~140¡ãF. Current Consumption: About 3mA. Package Included: 1 x Digital Anemometer Retail Box