First Alert SFA2200 Indoor Temperature Station with Projection Clock Display of Time, Weekday and Indoor Temperature and Humidity, Calendar, Time Zone Map Alarm Clock, Snooze Function, Special Day Reminder  Allows you to set a one-time reminder for a specific day of the year (Birthday, Anniversary, Graduation, etc.) History Records of Max/Min Temperature and Humidity, Temperature Trend of Past 12 Hours Red LED Projection with Synchronized Time Power: 120V AC Adaptor (Included) or 2 x 'AAA' (UM-4) (Not Included)