... instinctively, as if waking with the sunlight.Feature:1, Simulated sunrise*sunset control buttons--great feature for hearing impaired!2, Wake with ... the sun or fall asleep to a sunset.This feature can be activated at intervals from 15 to 120 minutes ... or the sunset.Note: sunset--great feature for kid's and adult's rooms3, 5 minutes snooze feature with sunrise4, FM radio with auto ...