2 Atomization Modes & 2 Light ColorsThis essential oil diffuser has 2 atomization modes and 2 light colors, combined with 2.4Mhz high-frequency ultrasonic atomization technology and innovative 'cold flame' LED to simulate realistic 3D Flame or volcano effect, adjustable between warm yellow flame and cool blue flame. Timer and Auto Shut Off Function without WaterThere are 3 modes, 2 hours, 8 hours and continuous on, which can be set to meet your needs of working, yoga, taking photos or sleeping. With a built-in water level sensor, this cool mist air humidifier will automatically shut off when the water tank is running out of water, no risk of burns, short circuit or damage. [Ultra-quiet nano-fine mist] Ultra-quiet operation below 30 decibels, suitable for work, study or sleep. Through the ultrasonic vibration of the new atomizer, the water and essential oil in the water tank are quickly atomized into micron-sized water particles, thus maintaining the integrity and original healing properties of the oil. 360ml water tank is easy to cleanThis air diffuser is an open water tank design with a large capacity of about 360ml, which is convenient for cleaning and adding water, no need to unscrew, little force, and will not wet the furniture. Add 3-5 drops of your favorite essential oil to moisturise your skin, ensuring a pleasant ambiance to relax and relieve fatigue. BPA-Free, Widely UsedOur flame aromatherapy machine is made of high-quality ABS+PP+electronic component materials, does not contain BPA, will not release any harmful substances into the air, can humidify dry air, improve air quality, very suitable for Use at home, office, yoga studio, gym, also a great gift for girlfriend, boyfriend, mother, family or lover.