Sleep in total silence. No need to tolerate hums and whistles. The peaceful sleeping atmosphere for you.and safely every night thanks to the auto-shut off feature and nearly silent operation. The large capacity bedroom humidifier produces a near silent frequency (≤35dB) ensuring extremely quiet operation for a full night of sleep. Automatic shutdown in case of water shortage to prevent dry burning, safe and secure The Humidifier with night light offers different color options. The night light shines warm, soothing light to create a safe & comfortable atmosphere is good for sleep Especially suitable in the Children's or girls' room. The built-in aromatherapy box Essential Oil Compatible, you experience can directly add a few drops of your favorite essential oils for a spa-worthy