CoZroom Smart Digital Weather Station with Wireless Transmitter, LED Screen Indoor/Outdoor Weather Forecast, Humidity and Artful Design, Grey Color We created the digital thermometer which provides accurate data from indoor and outdoor every 35 seconds. It supports both Fahrenheit and Celsius. The smart digital thermometer can recognize the indoor and the outdoors temperature, humidity, moon phase, date, hours and sight of the weather (sunny, sunny cloudy, cloudy, rain). Easy to read large LED screen with artful design for a fast understanding of the current weather. Easy setting so everyone can use it and read it. The digital thermometer comes with a wireless transmitter within 330ft range. The devices are powered by AA batteries (not included) 2 for the weather station and 2 for the transmitter.