Safety Design] Safe ABS material, the alarm clock has a child safety lock function to prevent children from accidentally destroying the set function This kids alarm clock needs to be plugged into the included USB power cable to useSleep Trainer for ToddlersA cute-looking children's sleep trainer, specially designed for children, allows children to distinguish when to go to bed and when to get up, let children develop good sleep habits, and help parents get more sleep timeSnooze timer and snooze function for extra sleepSnooze timer settings are available Snooze function provides extra sleep time so you can fully refresh before waking upDifferent Colors and BrightnessCan be used as a night light The night light of this alarm clock is available in 5 different colors, which can assist your child's sleep In addition, it has a temperature display function, and the backlight has four levels of brightness adjustable[Sleep sound machine with LED night light] 3 kinds of auxiliary sleep music, 5 kinds of alarm clock wake-up music, 3-level volume adjustable, to meet different needs