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JDC BL300 - Skywatch (Temp)

JDC BL300 - Skywatch (Temp) - Sphere
JDC BL300 - Skywatch (Temp) - Sphere
JDC BL300 - Skywatch (Temp) - Sphere
JDC BL300 - Skywatch (Temp) - Sphere
JDC BL300 - Skywatch (Temp) - Sphere
JDC BL300 - Skywatch (Temp) - Sphere

JDC BL300 - Skywatch (Temp)

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Barcode: 7640147890909
Weight: 0.245 kg Key Features:


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 

Historic of own measurements

Display of all measurements on a map

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 aluminum

Weight: 66 g (without clip)

Protection class IP67

Using temperature: -20 to +50°C

Battery life: more than a week

Swiss official calibration


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) 

Languages: English, French

Online firmware of the device

Have a Sphere team member call you

The Skywatch BL300 is a complete weather station connected to your smartphone via Bluetooth wireless technology. It measures accurately wind speed, temperature and humidity, and permits you to share your measurements on most popular social networks.

The Skywatch BL300 is especially dedicated for all outdoor activities like sailing, kite surfing, paragliding, hiking and so on. It is also very usefull in professional activities, in agriculture and on construction sites, for example.

  • Wind speed – wind direction
  • Temperature – wind chill -heat index
  • Humidity – dew point


  1. Devise Skywatch BL
  2. Black wrist strap
  3. Metal storage box


Units: km/h, m/s, mph, fps, knots and Beaufort

Resolution: 0.1 unit

Accuracy: ± 3% / ±0.5 km/h

Measuring range: from 3 to 150 km/h


Units: °C and °F

Resolution: 0.1 unit

Accuracy: ± 0.3 °C

Measuring range: from -25 to +60 °C


Units: %HR

Resolution: 0.1 unit

Accuracy: ± 3 %HR (10-90 %HR)

Measuring range: from 0 to 100 %HR

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