Features: Multifunctional clock – it’s more than just a clock. It can also detect temperature and humidity both indoor and outdoor, and display perpetual calendar and moon phase. RF function – it comes with a transmitter that allows it to detect outdoor temperature and humidity within 100-meter distance. Alarm and snooze – two alarms can be set and will display on the screen, and the snooze time can be customized from 5 to 60 mins, practical and useful. Large digital display – equipped with high-definition color display with backlight, which is large and clear, easy to read. Power supply – it runs on 3 AAA batteries(not included), and can also be powered by AC 5V supply. Simple style design – it can sit on table or be hung on wall, simple design can match any home decor.