Measured wind speed: current/average/max. Various units of wind speed measurement including m/s, Ft/min, Knots, km/h, Mph Displays temperature in Celsius or Fahrenheit. Measurement of wind speed and temperature. Wind chill indication. Features: 1. Wind speed temperature measurement. 2. Signs of wind chill. 3. Celsius or Fahrenheit temperature display. 4. Different units of wind speed measurement include m/s, Ft/min, Knots, km/h, Mph. 5. Measure wind speed: current/average/maximum. 6. Low battery warning. 7. LCD backlight. 8. Automatic/manual shutdown. Wind Speed Measurement 0~30m/s Wind Speed Accuracy 5% Wind Speed Unit m/s, Ft/min, Knots, Km/h, Mph Current/Average Measurement Yes Temperature Measurement Range -10 C to 45C Temperature resolution 0.2C C/ selection --- backlight display is low battery indicator --- data hold function is 0.1m/ resolution sMin MaxMax only measurement range bar graph is air cooling indication is auto/manual shutdown is power