2 Rotating Bubble Wheels. 4 Fans for Maximum Output & Quick Dispersion. Produces an Extremely High Amount of Bubbles. Wheel Base for Easy Transportation and PositioningPower Supply: 230Vac- 50Hz Tank Capacity: 2.5L Dimensions: 380 x 450 x 470mm Weight: 10.5Kg. A powerful dual wheeled bubble machine. An airflow nozzle system directs bubbles and reduces liquid build-up. It has the ability to provide approximately 4000 bubbles per minute continuously. The high performance dual fans push the air over the dual wheel motors producing massive amounts of bubbles. Liquid can be poured easily into the tray from the front and any leftover liquid can be drained via the valve on the back. There is a handle on the top and 4 caster wheel for easy transporting.. Bubble machine-effects machine-party bubbles