Tower Ceramic Humidifying Aromatherapy DiffuserModern simplistic design with a matte ceramic cover. Ultrasonic humidifying diffusers offer a way to disperse essential oils without reducing their aromatherapy properties. A cool mist dispersal mechanism protects essential oils from the damaging effects of heat. Multiple light settings offer both an array of colours and intensity settings to match your mood. Auto shut off and timer settings provide piece of mind and total control over the intensity