Ponyo uses colors and facial expressions to teach the child when to go to bed or wake up, and help your kids develop healthy sleeping habits, and it can also make the child sleep better and wake-up easily! HOW LITTLE PONYO WORKS? Yellow Light---Time To PlayGreen Light---Time to Get Up(Half an hour after the play time)Blue Light---Time To Stay in Bed & Sleep(Ponyo will show blue light for 30 mins prior to sleep time. ) You can choose to play the light all the night, or choose from the auto off timer. The light can be timed for 10/20/30/45/60/90 minutes or on(play the light continuously).4 brightness levels of display screen, no need to worry about "too bright" at night. 5 alarm ringtones (1,2,3 music,4.cuckoo, 5.beeps(buzzer)3 sounds(music, rainforest, jungle), you can set the sound to turn off automatically or play the light all the night.3 volume adjustable NAP TIMER Alarm music/red light will be played when countdown is over (same as the wake up alarm music). 4 Brightness Adjustments: The 4 levels of display brightness adjustment can help children better adapt to their sleeping environment. 10-Minute Snooze Function The 10-minute snooze function allows your child to wake up in a more natural and comfortable way. Temperature Detection Easily grasp the temperature in the room, and get the most comfortable dressing guide. Kids alarm clock comes with all the features necessary to help your kids sleep better and wake-up refreshed! It's a sleep trainer, alarm clock, sleep sounds machine, night light, nap timer and indoor thermometer rolled into one package. Gifts for Birthday, Thanksgiving Day, Christmas, New Year. Does it have to be plugged in or can it work with batteries? This toddlers alarm clock must be plugged into the power supply all the time. It has a CR2032 battery. It is only used when the unit is unplugged to preserve the memory functions that were set. It is not for operating when unplugged. Can you turn off the yellow "almost ready" feature? No, the yellow "almost ready" light is the system default and can't be turned off. How do i stop the kids clock face automatically dimming when the sleep alarm goes off? Under normal display, you can press the "TIME" button to adjust the brightness of the clock face. This function is to prevent the light from being too bright and affecting the child's sleep.