【Top Fill & Zero-Leakage Humidifiers】 Tired of other "upside-down" water tanks, VEWIOR humidifiers for bedroom adopts the convenience of top-filling design, you can fill the water with or without removing the motherboard. With the patented one-piece structure, the cool mist humidifiers 100% will not leak even used for a long periods of time. time. 【Super Capacity & Auto Shut Off】With 4.5L large water tank, this humidifiers for bedroom lasts up to 48 hours of working under low mist level. The maximum mist volume is up to 280ml/h, suitable for 410ft²rooms. Ideal for your bedroom, large room, office, nursery or dorm. The cool mist humidifiers will automatically shut off when it runs out of water. Do not need to babysit your air humidifier for safety anymore! 【Whisper Quiet & Essential Oils Diffuser】Made with BPA-free materials, the humidifiers for bedroom works noise down to 35dB, even quieter than a whisper. Add your favorite essential oils from the top of cool mist humidifiers and turn on the blue nightlight (Long press for 3 seconds to turn on or off the night light.) for soothing and calming effects with aromatherapy to help you sleep. 【Easy to Clean & Better Life Care】Enjoy stress-free cleanup with VEWIOR humidifiers for large room. The water tank’s 7-inch large opening helps you conveniently wipe down the interior of the humidifiers for bedroom. It only takes a few seconds to disassemble the atomizing parts. Let every smudge nowhere to hide! We strongly recommend cleaning your cool mist humidifiers once a week. Say good bye to stuffiness, dry skin, allergy and sore throat. 【3 Mist Level & Faster Mist】 The humidifiers for bedroom offers three adjustable mist levels (high-280ml/h,medium-230ml/h, Intermittent/Low-110ml/h), which allows you get appropriate mist according to your need. With a powerful and steady mist output, VEWIOR room humidifiers can raise humidity by 10% in just 20 mins, 3 X faster than other humidifiers for large room! When the room humidity is high enough, suggest set the humidification speed to the lowest.