Atomiser modern flame effect led clock modern aroma diffuser - led clock creates a burning flame effect from combination of light and fog to fragrance your room or office. just add some water and a favourite essential oil for an instant aroma experience. it uses ultrasonic waves to instantly vaporise the water and essential oil in the tank to create a cool dry fragrant mist. this aroma diffuser will allow you to relax with inhaling your favourite scent and wake up refreshed with inbuilt clock. tank capacity: 180 ml led light: 7 variants powered by usb (length of the cord 100 cm) timer: 1-2-3-6 h dimensions: height 11 cm, diameter 19 cm to be used with essential oils mixed in water only!