Flame Effect: Diffusers are designed with flame effect, a combination of LED light and fog to produce a real flame effect, seven LED color light options to bring warmth and romance. Prevents Dryness: Humidifier prevents dry, stuffy air, provides freshness and air, moisturizes dry skin and improves dry and flaky skin. Relieve Fatigue: You can add a few drops of your favorite essential oil to the flame diffuser to relieve your daily fatigue and stress, improve the quality of sleep, and bring you a pleasant and relaxing mood. 150ml Capacity: The flame aromatherapy machine has a 150ml water capacity, butterflies hollow carving, exquisite, silent operation, creating a quieter sleeping environment. Applicable Scenes: USB cable can be compatible with any USB port of the device, perfect for car, bedroom, living room, office, spa, yoga, etc.