Why do I hear a buzzing sound when my Sphere air purifier is on?
In the upper part of the air purifier there is a fan that sucks in air through the filter and blows out clean air. Don't worry, this is normal.
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Our products have a 2-year warranty
In the upper part of the air purifier there is a fan that sucks in air through the filter and blows out clean air. Don't worry, this is normal.