The myBaby SoundSpa Ultrasonic Humidifier is the perfect companion for your baby’s room. Create the ideal environment to lull your baby to sleep. Soothing sounds such as heartbeat, white noise, summer night and lullaby bring relaxation and comfort for your little one. The humidifier comes equipped with a 1-gallon tank that conveniently runs for up to 45 hours and comes with an integrated night-light.