On a hot day, you'll be happy to have a fan that can oscillate, meaning it moves back and forth in a steady motion. oscillation lets fans move side to side, up and down or both, which helps move cold air around rather than in one direction, as explained in our guide to the best cooling fans.
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On a hot day, you'll be happy to have a fan that can oscillate, meaning it moves back and forth in a steady motion. oscillation lets fans move side to side, up and down or both, which helps move cold air around rather than in one direction, as explained in our guide to the best cooling fans.
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