DEVMO Digital LCD Air Wind Speed Anemometer Temperature Gauge Meter Tester Thermometer

Overview? This Handheld Anemometer is perfect for educational purposes as Wind speed is displayed on a Beaufort wind scale bar graff as well as in units,while temperature is displayed in Celsius or Fahrenheit after taking into account wind chill. There are three modes to choose from, Maximum, Average and Current wind speed. All round this fantastic item quickly takes accurate measurements and displays on a large easy-to-read LCD display with backlightis. With this item,just enjoy your outdoor activities such as Sailing, Surfing, Hand-gliding, Shooting and Walking. Feature: 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. CE Approved Specification: 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 - 45?, 14 - 113F Resolution: 0.2?, 0.36F Accuracy: ±2?, ±3.6F Power Supply: 1 * 3V CR2032 battery Thermometer: NTC Thermometer Operating Temperature: -10~45? (14~113F) Operating Humidity: less than or equal to 90%RH Storage Temperature: -40~60?, -40~140F Current Consumption: About 3mA Item Size: 105 * 40 * 18mm Item weight: 50g