A beautiful ultrasonic essential oil electric diffuser with advanced ultrasonic technology to create a fragrant mist, 120ml, automatic colour changing (7 colours). Create an aromatic environment with this colour-changing 120ml ultrasonic essential oil aroma diffuser. Fragrance your surroundings to relax, energise, and support concentration. This diffuser uses ultrasonic technology to combine essential oil and water to create a cool, fragrant mist. Also acts as a negative ionizer and mini humidifier. Only use pure essential oils (not 5% dilutes) and water. Maintenance and Care To avoid malfunction, it is important the diffuser gets cleaned after every 5 uses. To avoid damage to atomization piece, it is important to wait 60 minutes between uses. Please refer to the manual booklet in the box for more information. Keep out of reach of children and animals.