Ideal for weather monitoring rainfall, indoor/outdoor temperatures, ice warning and more. Wireless transmission of the temperature from the remote temperature sensor to the main unit up to 100 feet (30 meters) away. Rainfall may be displayed in inches or mm. Programmable Rain Alarm. 7 days of rain collection history. Built-in rain gauge installation level. Indoor and remote temperature display. MIN/MAX memory for indoor/outdoor temperature. Hourly, daily and weekly rainfall history. Monitors temperature in up to 3 remote locations. Quartz clock with calendar. Programmable Time Zones. Day of the week in English, German, French, Spanish or Italian. Dual crescendo alarm with snooze. Programmable Ice Warning Alarm. Wall mount or desktop option. Low battery indicator. LED backlight.