Brifit Weather Station, Digital Indoor Outdoor Thermometer Hygromete, Home Weather Forecaster Station, Wireless Temperature and Humidity Monitor with Remote Sensor, Backlight, Time, Alarm Clock

About Channel: The channel function is for those who has 2 or 3 transmitters (We only provide 1 Weather Station  and 1 Transmitter by now) and set on different places to get different info. People who has 1  transmitter can only press the Channel Button on the Weather Station to get the info correct. Note: 1.In case of faint display or short incept distance, please replace the batteries 2.When temperature under -20?, move the transmitter indoors and put the wire probe outdoors 3.Batteries are NOT included. (Require 5 AAA batteries, 3 for the Weather Station and 2 for the  Transmitter) Package Contents? 1x Weather Station 1x Transmitter 1x user manual