Sleep under the stars: a soothing experience with light and music. Age: 0+ Soft lullaby or white noise heartbeats: select from a lullaby or the comforting embrace of white noise heartbeats. Automatic shut-off after 25 minutes: you don’t have to worry about leaving the sound for baby on throughout the night Cry sensor detector: rest assured knowing that Celeste is a thoughtful addition to your baby’s nursery essentials, as it boasts a cry sensor detector for added peace of mind. 3 colors options of starry sky: personalize your baby’s celestial dreamscape by choosing from three captivating colors