Large Color Screen:Stylish and simple appearance, European and American style. Large color screen, which displays more information you need: time/calendar/week/comfort index/pressure/tide/moon phase/indoor and outdoor temperature and humidity/weather forecast/trend prediction/local sunrise and sunset. Switchable Format:Temperature alternately in or. Pressure alternately in inHg or hPa/mb. Time in 12/24 hour format with dual alarm. Outdoor Sensor:Wall mount or table stand, 433.92MHz RF transmission frequency, 60 meters transmission range in an open area, IPX4 waterproof. Up to 3 outdoor sensors can be connected (package includes 1 sensor) Adjustable Brightness:4-level brightness backlight with night mode. Only when the power supply is working, the backlight can be turned on continuously. With snooze function (OFF or 5~60min) Widely used:Suitable for various scenarios like bedroom, attic, garage, pet crate, basement, refrigerator, etc. The temperature and frost alarm can be set.