The Better Homes and Gardens Bladeless Portable Fan plus Humidifier in White, with AC Adaptor, is the optimal fan choice for the office, bedroom, school, camping, and can even be used during a power outage. Keep cool and comfortable any place, any time, with the Better Homes and Gardens Bladeless Portable Fan plus Humidifier. This convenient, lightweight portable fan delivers a high-velocity performance, that is whisper quiet, and allows you to move the unit from room to room or easily change the location within your current space. The innovative bladeless dynamic design increases air volume while delivering a soft air flow and the safe air inlet grill is an added safety measure. The rechargeable battery runs for up to 8 hours at the low setting and can be used both indoor and outdoor.You have the option of various speeds – low, medium, and high – with soft touch control, for your comfort. This product comes with a 1-year limited warranty.