Groupon offers the Dyson Air Mulitplier 10" Bladeless Table Fan
, model no. AM01, for $169
with free shipping
. That's the lowest total price we could find by $31, although we saw it for $39 less last fall. It draws in and multiplies the surrounding air by up to 15 times and features 1-touch controls for tilt and oscillation. Deal ends August 25.