A wireless outdoor sensor that comes with an LCD display that provides information on temperature and humidity. This product has three switchable channels, allowing you to easily monitor different indoor locations.The sensor is battery-powered, and is powered by 2 x 1.5V AA batteries, which are included. The device can be placed or hung anywhere. The sensor works as an optional component with various Blaupunkt weather stations WS15WH, WS30WH/BK, WS40WH/BK, WS50WHAPP.In addition, the device has a low battery indicator, which allows you to replace the battery in a timely manner and ensure continuous operation of the device. The product is easy to use and provides accurate information about the temperature and humidity in a particular room or place.