Milan Atomiser uses Ultrasonic waves to instantly vaporize water and essential oil in the tank, to produce a cool, dry fragrant mist.- Tank Capacity 120ml- LED light - 7pcs- Powered bu USB ( length of the cord 100cm)- Auto power off when water runs outHeight: 19cm, Diameter: 9cm, weight 167g 9x19 (cm) Materials :Plastic