The Bali plastic portable humidifier has 4 time settings to maximize output, adding comfort to your surroundings. The oil diffuser will relax and reenergize you at the end of a long day, while the multi-color LED lights create a calming atmosphere. Powerful enough to use at home or in the office and portable enough to take along on your travels. Simply plug it into the wall using the included AC adapter or use a USB power source. (Scented oil not included.)