Walmart offers the Sunbeam Ultrasonic Humidifier
, model no. SUL495-UM, for $25.37
. Opt for in-store pickup
to avoid the $4.97 shipping charge. That's $5 under our mention from a month ago, $45 off list, and the lowest total price we've seen. This humidifier uses ultrasonic technology, runs up to 24 hours per tank filling, and features automatic shut-off.