This deal has ended.
This Pure Guardian 144-Hour Ultrasonic Humidifier (manufacturer refurbished), normally $149.99, is now $49.99 at Groupon Goods. Plus, shipping is free, making this the lowest price we found by $50. This humidifier has a 2.4 gallon water tank, it produces cool or warm mist, is ultra quiet and can run for 144 hours on one tank of water. Sales tax is charged in most states.