Digital Handheld Thermo-Anemometer Vane and altimeter w/ Dew point Windchill LED Backlight

Barometer altimeter
Wind Chill & Wind Gust
Average Wind Speed
High Accuracy

Add To Cart



  • Wind speed mearue in mph, Km/h, m/s, ft/min or Knots
  • Wind speed in Beaufor wind scale bar graph
  • Wind chill display
  • Temperature display in degrees Fahrenheit or Celsius
  • Barometer Alitimeter
  • Comfort level
  • Spray Blue Cover on the Cover
  • LED Backlight
  • Low battery detection and display
  • Wide Operating Range
  • High Accuracy
  • Professional Impeller and Sensor Technology
  • Quick Response External Temperature Sensor
  • Maximum Gust Capture
  • Wind Speed Average Function
  • Hold Function
  • Waterproof & Floats
  • Made in the China
  • 1-Year Warranty
  • Landyard and tripod mounted included

Wind speed measuring range

The wind speed measuring range is 0.4mph(0.2m/s) ~ 67mph(30m/s), if the speed between 0.0m/s and 0.2m/s,the wind speed will show 0.2m/s,and if the speed over 30m/s,the wind speed will show “--.-“.

Recommended operating temperatures


 -29.9°C to +59°C with 0.1°C resolution  (-21.8 °F to 138.2 °F with 0.2° resolution)
 “---“displayed if outside this range


  • Anemometer&Altimeter
  • Tripod
  • CR2032 Coin Cell Battery (average life 12 months)


Product Manual

WS4003 user manual

Contact Us

Shenzhen Fine Offset Electronics Co., Ltd.

2/F., Building NO.3, Ping Shan Minqi Industrial Park, Xili Town, Nanshan District,Shenzhen, China