Atomiser oslo - pebble usb colour change timer oslo atomiser uses ultrasonic waves to instantly vaporize water and essential oil in the tank, to produce a cool, dry fragrant mist. - led light - 7pcs - powered bu usb ( length of the cord 100cm) - auto power off when water runs out - timer 3-6h - capacity 400ml height: 9.5cm, diameter: 13.5cm, weight 330g