Overview: Brand new & never used. It humidifies air by atomized the water with cool ultrasonic Ultra compact design with excellent performance almost to other larger humidifier Easy for using & operation, easy for traveling & storage, 2 types of bottle sizing connector fit for most standard size PET bottle, it can be easily fixed on the main body or moved for refilling The humidifier could continue running up to about 12 hours without refilling It will stop automatically when there is no water in PET bottle Ideal for travel, home & office using Quiet operation & low power consumption Specification: Weight Approx:268.6g Size Approx:8.5 x 8 x 6 cm__xml_end__