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      If using the Skywatch BL app with a Samsung Smartphone running Android 10 or above, please click here to read important compatibility information.

      The Skywatch® BL300 accurately measures wind speed, temperature and humidity connecting to your smartphone via Bluetooth® for instant readings. It permits you to share your measurements on popular social networks.

      Specially designed for outdoor activities such as sailing, kite surfing, paragliding and hiking the Skywatch® BL300 can easily fit in a pocket or backpack for on the go readings when site specific data is required. Measured data can be stored and shared on Facebook, Twitter, Instagram or bl.skywatch.ch. 

    • Instantaneous measurements retractable multidirectional propeller
    • Indicators for Bluetooth connection status and battery level
    • Graphical display of measurements with instantaneous, minimum, maximum, average and complementary values
    • Tracking mode with automatic recording of measurements and GPS coordinates
    • The capability to share measurements on Facebook, Twitter, Instagram and www.skywatch-bl.com
    • Historic measurements
    • Map display of all readings
    • Wind Speed Units Km/h, mph, m/s, fps and knots
      Wind Speed Resolution 0.1 unit
      Wind Speed Accuracy ± 3% / ±0.5 km/h
      Wind Speed Range From 3 to 150 km/h
      Temperature Units °C and °F
      Temperature Resolution 0.1 unit
      Temperature Accuracy +/- 0.3 °C
      Temperature Range -25 °C to +60°C
      Humidity Units %HR
      Humidity Resolution 0.1 unit
      Humidity Accuracy +/- 3%HR (10-90 %HR)
      Humidity Range From 0 to 100 %HR
      Power Source Rechargeable battery via micro USB, with charging indicator
      Dimensions Ø26 x 116 mm (closed, without clip)
      Material Anodized aluminium
      Weight 66 g (without clip)
      Protection Class IP67
      Operation Temperature -20 to +50°C
      Battery Life More than a week
      Calibration Swiss official calibration 

      Looking for product manuals? Click here.