New in the box, never used Four Seasons Amazing 4-1 Air Purifier, Heater, Fan, Humidifier. 4-IN-1 ADVANCED TECHNOLOGY: The Four Seasons combines a true HEPA air purifier, a ceramic heater, an efficient fan, and a high capacity humidifier all in one! It is lightweight and small enough to be portable from room to bedroom to the office. HEPA AIR PURIFIER: This quality air cleaner removes mold, smoke, germs, bacteria, viruses, common allergens, pet dander, dust & odor from the air in your whole house. It has moisture-rich air purification with true HEPA technology. TRIPLE ACTION PURIFICATION: This machine is made to purify the air in medium to large-sized rooms up to 3 times in one hour! The fan has 3-speed levels, and the humidifier helps provide moisture to help avoid dry skin, scratchy throats, and discomfort.