Palma Atomiser uses Ultrasonic waves to instantly vaporize water and essential oil in the tank, to produce a cool, dry fragrant mist.- Tank Capacity 400ml- LED light - 7pcs- Powered bu USB ( length of the cord 100cm)- Auto power off when water runs out- timer 3-6hHeight:21.5cm, Diameter 16.5cm, Weight: 400g Materials:  Plastic