View on LOZ Suggested Retail: $79.99. LEVOIT Humidifiers for Bedroom Large Room Home, Smart Wifi Alexa Control, 6L Top Fill Cool Mist for Baby and Plants, Ultrasonic, Essential Oil Diffuser, Customized Humidity, Night Light, Quiet, Blue. Try the Levoit Classic 300S Smart Ultrasonic Humidifier powered by Vesync App. You'll be able to control it on your phone. It also works with Alexa and Google Assistance. Experience more smart features. With humidification up to 4x faster than other brands, a large 6-L tank, and up to 60 hours of operation, the Classic 300S provides relief in rooms as large as 505 ft². Experience alleviation of congestion, and dry skin.. 7 CALENDAR DAY FULL REFUND GUARANTEE ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 CALENDAR DAY STORAGE IS ALSO AVAILABLE. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.