【Weather Forecast Function】Displays real-time weather predictions to help you plan your day efficiently 【Radio-Controlled Time (DCF)】Automatically synchronizes time via DCF signal (Germany only). Users in other countries can turn this function off 【Full Calendar & Moon Phase】Shows the date, weekday, and calendar up to the year 2099, along with moon phase tracking for added functionality 【12/24 Hour Format & Alarm】Switch between 12-hour or 24-hour time format. Includes a daily alarm function with an automatic snooze option (5–60 minutes) 【Indoor & Outdoor Temperature & Humidity】Monitors temperature and humidity trends with minimum/maximum readings, keeping you informed of environmental changes 【Wireless Sensor】Equipped with a 433.92MHz RF wireless sensor with a 200-foot transmission range in open areas. Can be wall-mounted or placed on a table Specifications: Temperature: Indoor temperature measurement ranges: 15℉ (-9.9℃) to 122℉ (50℃) Outdoor temperature measurement ranges: -4℉ (-20℃) to 140℉(60℃) Outdoor thermometer and frost alert Humidity: Indoor & Outdoor measurable range: 20%RH ~ 95%RH Barometric pressure: Barometric pressure measurement ranges: 17.72 inHg (600 hPa/mb) to 32.50 inHg(1100 hPa/mb) Power Supply: Weather Station Battery: 2*AA(LR6)/1.5V (Not included) Wireless Sensor Battery: 2*AA(LR6)/1.5V (Not included)