BENETECH LCD Digital Wind Speed Scale Gauge Anemometer Air Flow Meter

Digital Hand Held Anemometer eR9053 This handy palm sized anemometer is ideal for use on the model rocket field 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 or Fahrenheit Wind speed range: 0-65mph Wind temperature range: -10 - 45°C (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°C ~ +45°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 ~ +45°C (14°F~ 113°F ) Operating Humidity: Less than or equal to 90% RH Storage Temperature: -40°C ~ +60°C, -40°F ~140°F Current Consumption: About 3mA