Projected time onto wall or ceiling with 360° projection image rotation and adjustable focus Continuous projection & illuminated backlight using AC power; Adjustable backlight (HI/MED/LOW/OFF) Monitors indoor temperature (F/C) and humidity (%RH) 12/24 hr time with calendar (option views: Full weekday; Day/Month/Date) 5V AC power cord (optional) battery backup (2 AAA, not included))