Charming Train Design 300ml Tank This steam train diffuser combines playful aesthetics with serious functionality. The black train shaped humidifier adds whimsical charm to bedrooms, study rooms, living rooms, offices, or other spaces, while its 300ml tank efficiently humidifies large rooms. It emits a cool mist and can be used for 8-12 hour aromatherapy sessions to enhance home or office ambiance. WhisperQuiet Ultrasonic Operation and Auto Safety Engineered with advanced ultrasonic technology, this cool mist diffuser operates below 35 dB, quieter than a whisper. Ideal for nurseries and light sleepers, it automatically shuts off when water depletes. It moisturizes air for up to 28 hours in foggy mist modes, combating dryness without disrupting movie nights or work. 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. Moisture and Premium Aromatherapy Specially designed for large spaces, our trainshaped essential oil diffuser evenly disperses therapeutic scents and effectively humidifies study rooms, living rooms, offices, or bedrooms during winter while preventing essential oil degradation through low-heat ultrasonic diffusion. When the water level is too low or when the set time has been reached, the train diffuser will automatically shut down. Wonderful Gift To Share This diffuser 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 wellness-focused families. It's a great idea for holidays, Thanksgiving, Valentine’s Day for family, friends or loved ones. Use scenarios - In bedrooms for sleep and relaxation using lavender oil - In study rooms or offices to humidify air and support focus, with appropriate essential oils - In living rooms or nurseries during winter to diffuse scents such as eucalyptus for congestion relief or other oils to suit needs Specifications at a glance - Capacity: 300 ml tank - Design: trainshaped humidifier with black finish - Operation: cool mist, ultrasonic - Noise level: below 35 dB - Auto shut-off: activates when water depletes or set time is reached - Mist modes: continuous and intermittent (foggy mist modes) - Lighting: two color options, blue and amber - Aromatherapy compatibility: suitable for essential oils with low-heat diffusion for oil integrity