Brand new in box Humidifier Below description directly from manufacture. Cross posted [Long-Lasting & Auto Shut-Off] Design With A Large Capacity Water Tank Of 4.5L, It Could Release Fine And Clean Mist Up To 30 Hours. You Can Enjoy Whole Night Sleep, Frees You From Refilling Water Frequently. Having An Automatic Shut-Off Function, Greatly Ensure Your Safety And Preventing Unit Damage When It Runs Out Of Water. [Ultrasonic Cool Mist Humidifier] Safely Moisturizes The Dry Air In Your Room To Relieves Stress And Create A Comfortable And Breathable Living Atmosphere At Home. The 360 Rotating Nozzle Allows Mist To Be Dispersed In Any Direction, Providing An Even Level Of Humidity, Create A Soothing, Comfortable Environment. [Whisper-Quiet Deep Sleep Mode] The Air Humidifier Works Almost No Noise Which Offers Maximum Relaxation During Sleeping Or Working. Sensitive Touch Buttons Help You Easily Change Operating Modes. Simply Press It For 3S To Turn Off The Nightlight. Enjoy All Night Mist And Rest Easily. Perfect For Your Baby And A Disturbance-Free Sleep At Night.