Wind speed, wind directionAmbient temperature, felt temperatureatmospheric humidityair pressureUV index (0 to 15 with precision +/-1UVSkywatch BLManufactured with the same components as the Skywatch Windoo (sapphire-bearing impeller, robust anodised aluminium case). Skywatch BL is a weather station connected to the smartphone via Bluetooth technology. Determines exact wind speed, temperature, humidity, pressure and measures UV index. Enables the exchange of data on the most popular social networks. Powered by battery (rechargeable with Micro-USB), with charge indicator and Bluetooth connection status. Delivery:Skywatch BL device, carrying strap, metal clip, metal storage box.Compatibility:iOS 8.4 or newer / Android Kitkat 4.4 or newer. Bluetooth Smart (BLE) 4.0 or later.Languages: French and English.Dimensions: Ø 26 mm x 116 mmWeight: 66 g