Londa Wireless Weather Station with Barometer Indoor Outdoor Temperature Humidity Digital Weather Forecast station The outdoor sensor displays the temperature and humidity. And wirelessly transmits the temperature and humidity levels to the indoor unit. Comprehensive Weather Info: Shows the indoor and outdoor temperature, humidity, weather forecast, date, comfort levels, etc. Help you better plan your day and take care of yourself! It can also be used as a alarm. Supports Both Fahrenheit and Centigrade. Just put it on the table or hung it up, and you can enjoy a planed day with everything about weather in control. Easy-to-read Display: Large LCD screen with artful design for great viewing! Big screen and clear display. Battery Powered Transmitter: Wireless temperature transmits from weather resistant outdoor sensor, within 100 ft range. The transmitter can be easily hung up too. Definitely good partner in your life! Battery Powered: Require 2 AA and 2 AAA batteries (Not included) (2AA for the Weather Station and 2 AAA for the Transmitter), which can be easily purchased anywhere. No more unsightly wires in your home!