Dq 747 features led light with beeper alarm and snooze functions this clock also includes thermometer led a light emitting diode led is used to illuminate the watch face thermometer 0c 40c a sensor measures the ambient temperature around the watch and displays it in c 0c 40c daily alarm without an hourly chime an accoustic signal goes off daily at a set time snooze feature each time you stop the alarm it sounds again after a few minutes full auto calendar allowances are mad