Age: +3 years old. Play music or your child's favorite stories through the built-in speaker. An auxiliary cable is included for playback from any audio source. Enjoy a long-lasting, energy-saving LED light, ideal for prolonged use without excessive electricity consumption. Lights off! The light automatically turns off after 15 minutes to save energy once your child has fallen asleep. This portable night light is battery operated, giving you the flexibility to place the night light wherever you want, without the need for an electrical outlet.