7.5 '' IoT Supported LCD consoleThe WS3900 indoor display console, the latest developed display console, has a built-in indoor temperature/humidity sensor and barometric pressure sensor. WS3900 supports connecting to a 2.4 GHz Wi-Fi network for viewing data from anywhere on your phone, tablet, and computer browser, all for free. The WS3900 can be used not only as a Wi-Fi gateway to support the reception of the sensors' data but also as an IoT gateway to pair with the IoT devices, such as the WFC01 watering timer and the AC1100 smart outlet plug.

The WS3900 can pair with up to 16 IoT devices.
Sensor Data Can be Displayed on the WS3900Except the WS90, the WS3900 display console can pair with 1 × WS80, 1 × WS69, 1 × WS68, 1 × WH40 rain gauge sensor, 1 × WN32/WN32P sensor, 1 × WH45/WH46 air quality sensor, 8 × WN31/WN30/WN36 sensors, 1 × WH57 lightning detector sensor, 4 × WH41/WH43 PM 2.5 detector sensors, 4 × WH55 water leak detector sensors, 8 × WH51/WH51L soil moisture sensors, 8 × WN34L/WN34D/WN34S sensors, 16 × IoT Devices, such as WFC01 watering timer and AC1100 smart outlet.

(Except WS90, other sensors are sold separately. )
Easy to Wi-Fi Configuration & Support Upload the Data to InternetThere are two options to finish
Wi-Fi configuration: The APP and the web page( 192.168. 4.1 ) (The WS3900 user manual will guide you on how to finish the Wi-Fi configuration in detail). Support uploading data to the weather station server after connecting to the
Wi-Fi network:. net/wunderground/weathercloud/wow. metoffice. gov. uk or customized servers.
RF Frequency915 MHz