Oregon Scientific RM313PNFA New FLIP projection feature Self-Setting Projection Flip Clock, White New Flip Feature on the Projector shows time in large red digits on walls and ceiling; LCD screen display with 5-second EL backlight. Atomic projection clock from Oregon Scientific sets itself to US Atomic Clock; with indoor temperature measurement Crescendo alarm with 8-minute snooze function; Now comes with 2 AA batteries; use of provided AC adapter enables continual projection that now FLIPS 180 degrees Measures 4-1/4 long by 2-1/2 inches wide by 4-1/2 inches high; limited 1-year guarantee