The Smart Aromatherapy Machine is a portable intelligent aromatherapy machine for using natural essential oils. The device offers four modes: freshness, warmth, sleep and romance. Users select any mode with the press of just one button. Only the natural essential oil is needed for operation; water and heat are not required, which eliminates water mist secondary pollution and keeps the fragrance pure, clean and safe. The lithium battery inside the aromatherapy machine can be recharged periodically. The device is suitable for home, travel, office, business, car and other usage scenarios.