Automatically adjusts to the world's most accurate clock Displays weekday, date, temperature, humidity, and time Alarm and snooze function, with escalating alarm Switchable between Celsius and Fahrenheit Wall-mountable or freestanding options Details: - Room temperature monitoring: Temperature and humidity from four rooms displayed at a glance - DCF radio clock with automatic time adjustment to the world's most accurate clock - Gradual alarm gently wakes sleepyheads with an increasing alarm tone - Four-piece set consisting of a base station and three wireless outdoor sensors to display time, weekday, date, temperature, and humidity - Room temperature monitoring: Temperature and humidity from four rooms displayed at a glance - DCF radio clock with automatic time adjustment to the world's most accurate clock - Push button for convenient activation of the backlight and snooze function - Symbol indicates when the battery power of the station and outdoor sensor is low - Option to mount on the wall or to stand up the base station with foldable feet - Cutouts on the back of the sensors allow for easy installation - Transmission indicator light on the sensor Thermometer: - Display of indoor and outdoor temperature - Switchable between Celsius and Fahrenheit - Storage of maximum and minimum values Hygrometer: - Display of indoor and outdoor humidity - Storage of maximum and minimum values Technical Specifications: - Operating mode: Radio - DCF radio clock: Yes - Data storage: Yes - Outdoor hygrometer: 20-95% - Measuring range (outdoor): -40°C to +70°C - Measuring range (indoor): 0°C to +50°C (32°F to 122°F) - Installation: Hanging, standing - Clock function: Yes (with 12/24) - Additional functions: Alarm function, display of maximum and minimum values, battery level display, outdoor sensor battery level display, snooze function - Range to wireless outdoor sensor: 50 m