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[ultra silent]: quiet operation. Sleep won't disturb you. Usage: USB interface. 1 USB cable. [good sealing] no water leakage during dumping, good sealing, no fear of dumping, no water leakage and no electric leakage, and safe humidification.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.