Features: 1.STRESS RELIEF: Aromatherapy diffuser can be used to add essential oils, fine atomization effect, a burst of fragrance to dispel your fatigue and relieve stress. 2.ADJUSTABLE SPRAY SPEED: The air swimming acaleph within reaching for viewing and decompression, the acaleph mode can adjust the spray speed. 3.REMOTE CONTROL: One button multi function, free switching, all these functions can be set by remote control, bringing more convenience to your life and work. 4.SILENT OPERATION: Timer function for 3 hours/6 hours/continuous, suitable for home, office, bedroom, etc. Silent operation does not disturb the work. 5.AIR HUMIDIFIER: You can also use it as an air humidifier, just add water and inject moisture into the air to evenly humidify your surroundings. specification:Item Type: Volcano Mist Humidifier Material: ABS, Electronic Components Voltage: US Plug 100-240V Use: Flame Spray and Acaleph Spray Can Relieve Study and Work Stress and Soothe the Mood. Helps to Improve Breathing and Sleep, Reduce Dehydration Caused by Dry Climate Battery Capacity: 150mAh (Ship with Inbuilt Battery) Remote Control Battery Model: 3V CR2025 Button Cell x1 PackageList: 1 x Volcano Mist Humidifier(Ship with Inbuilt Battery) 1 x Remote Control 1 x Power Cord 1 x User Manual