1.Charming Train Design 300ml : This steam train diffuser combines playful aesthetics with serious functionality. The black trainshaped humidifier adds whimsical charm to bedrooms, study room, living room, offices, or 's spaces while its 300ml tank efficiently humidifies large rooms. It emits cool mist and can be used for 812h aromatherapy sessions to enhance home/office ambiance. 2.WhisperQuiet Ultrasonic Operation Auto Safety: Engineered with advanced ultrasonic technology, this cool mist diffuser operates below 35dB quieter than a whisper. Ideal for nurseries and light sleepers, it automatically shuts off when water depletes. It ly moisturizes air for 28hr in foggy/circle mist modes, combating dryness without disrupting movie nights or work focus. 3.Dual Color Therapy: It has two LED options calming blue and warm amber. Adjust mist modes (continuous/intermittent) and lights from across the room. This 300ml diffuser humidifier can transform spaces into aromatic sanctuaries, whether diffusing lavender oil for sleep or eucalyptus oil for congestion relief. 4.Moisture Premium Aromatherapy: Specially designed for large spaces, our trainshaped essential oil diffuser evenly disperse therapeutic scents and effectively humidify study room, living room, offices, or 's bedrooms during winter while preventing essential oil degradation through lowheat ultrasonic diffusion. When the water level is too low or when the use time has reached the set time, the train diffuser will automatically shut down. 5.Wonderful Gift To Share: This diffusers is a combination of functionality and small train diffuser aesthetics which will be a great gift for birthdays, anniversaries. It's suitable for train model enthusiasts and wellnessfocused families. It's a great idea for holidays, Thanksgiving, Valentine's Day for family, friends or loved ones.