#1 Baby Sleep Mating Selection: Sleeping in an atmosphere surrounded by the ocean wave night lamp can capture the imagination of children and adults. The sound of the nature sounds you into a deep sleep. . Sess Machine and TF Card Support: Internal mini speakers, to play music or to install a TF card, you can install it on your phone, mp3, computer, and equipped with 4 internal lullaby songs. .7 Color Mode: Bring the beach decorations for the house to your home, bring yourself a piece with multiple color changes (ocean) to create a relaxing, romantic atmosphere. .3 Automatic Closing Timer option: Internal 1H, 2H, 4H automatic closing timer, the lamp will automatically turn off after a pre -set time. .Ampable projection angle: This galaxy light projector covers the entire ceiling of your bedroom with bright waves with aurora light show, really great things! With the adjustable 45 degree slope, you can spread the bright light on the whole wall or in a different direction according to your needs, and you can be beautiful as northern light.