This is a smart weather clock product that obtains network weather data based on the product's location, displays weather information, 3day forecast weather information, time and date, alarm function, temperature and humidity data.Each host supports connecting multiple slaves (up to 3 slaves) to display on the APP. You can place the slave indoors or outdoors, and the collected data be transmitted and displayed on the indoor host.You can configure and control through the mobile phone APP. You can view weather data and indooroutdoor historical temperature data on the indoor host and APP.Name: Weather ClockOutput: USBA 5V1AInput: MicroUSB 5V2ACommunication frequency: 433.92MHzCommunication distance: 80 meters (open outdoor environment)Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so onColour:Black&WhiteMaterial:ABS+PCSize: 160x23x160mmPackage Contents:1 x Host3 x Submachine1 x Plug1 x USB charging cableOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is + 13cm.