Groupon has the Pursonic HM300 Digital Ultrasonic Cool and Warm Mist Humidifier on sale for $65.99 + FREE shipping!

Why this deal is hot:
Save 56% off -- that's $84.00 in savings!

What this does and why you need it:
This home humidifier has a 1.32-gallon capacity and can operate for up to 42 hours on a single tank. There are cold and warm mist operation modes and an ionizer releases negative ions to refresh the air. Other features include an LED display, easy-to-use remote, humidity volume control, a timer function, ultrasonic super-fine mist, quiet operation and a ceramic-minerals filter softens the water. The humidifier automatically shuts off when the tank is out of water or is removed from the base. The built-in hygrometer allows you to set humitidy levels whilet he antimicrobial filter design protects against mold, mildew and odor causing bacteria. It measures 11.5" x 9" x 14.5" and weighs 6.35 pounds.