Skywatch BL400 Bluetooth Weather Station

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Weather station for smartphone featuring Bluetooth technology with windspeed, temperature, humidity and pressure.

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Skywatch BL400 Bluetooth Weather Station

Weather station for smartphone featuring Bluetooth technology with windspeed, temperature, humidity and pressure.

Connect to the world

Enter otherwise into the vast world of the connected devices (IoT) and the big data with the Skywatch BL and its Bluetooth technology. Share your experiences and your measurements with your friends on the main social networks like Facebook, Twitter or Instagram.

Take part in the action

Fix the Skywatch BL on your backpack, hold it in your hand, take it with you anywhere during your sport and outdoor leisure activities. Use the tracking mode and record automatically the weather data and the GPS position.

Feel the environment

Get always a snapshot of the current weather conditions with this pocket weather station. With your Skywatch BL you measure the wind speed, the temperature, humidity and barometric pressure. So you can quickly determine if you can practice your outdoor activity or not.

Innovate in the tradition

Based on a recognized expertise and Swiss Made stamped sensors, the Skywatch BL continues the tradition of quality instruments with an aluminum body, stainless steel parts and sapphire bearings. And the Skywatch BL continues to innovate with its unique sensors protection system and even being the first device in the world to use the new Bluetooth Environmental Profile (ESP).


  • Instantaneous measurements
  • Graphical display of measurements with instantaneous, minimum, maximum, average and complementary values
  • Tracking mode with automatic recording of measurements and GPS coordinates
  • Sharing of measurements on Facebook, Twitter, Instagram and
  • Historic of own measurements
  • Display of all measurements on a map
  • Complementary values

Wind direction

  • Wind chill
  • Heat index
  • Dew point
  • Altitude (given by GPS)
  • QNH


  • Android 4.4 and newer
  • iOS 8.4 and newer
  • Compatible Bluetooth v4.0 and newer. Use the standard Environmental Sensing Profile (ESP) and Service Environmental Sensing (ESS)
  • Online firmware of the device
  • Languages: English, French


  • Multidirectional propeller
  • Retractable sensors protection
  • low inertia of sensors
  • Indicators for Bluetooth connection status and battery level
  • Powered by 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
  • Using temperature: -20 to +50°C
  • Battery life: more than a week
  • Swiss official calibration