The upgraded digital wireless weather station is very easy to read and is very suitable for the elderly as it has a large HD HTN color LCD screen. Also comes with the backlight function, the screen will automatically dimafter 10 seconds of inactivity to save power. The wireless weather station uses advanced RF sensor technology to collect real-time indoor and outdoor data using sensors and quickly transmit it to the receiver. Its accuracy is more reliable than the predictortraditional meteorological. The transmission range is 60M in an open area. Advanced sensor can accurately measure indoor and outdoor temperature and humidity (Celsius and Fahrenheit conversion), indoor/outdoor temperature measurement range: -4F-158F (-20C-70 C) / -40F -158F (-40C to 70C). Through the receiver, you can also view historical temperature and humidity data, comfort indicator and trend indicator. Tested high-sensitivity touch button control, you can easily customize settings, provide simple and smooth operation, bring you a smoother experience. There is a magnet on the back of the receiver, which can be adsorbedand hung on metal objects for use, or simply put on the table. The wireless weather station with outdoor sensor is suitable for all table positions. You can place the screen in your home, office, bedroom, nursery or conference room. Neat and simple design, you can also send itas a gift to your friends or family.