Adjustable speed and 3 blades: with 3 different power levels that adapt to any need for ventilation. 3 large blades designed to distribute the air flow efficiently and with the maximum power stable: cross base with non -slip feet that eliminate vibrations and guarantee total stability of the device in different types of soils adjustable and practical: elegant design in Bright black finishes: adjustable height up to 125 cm: transport handle for easy to relocate the device at any room: removable grid for comfortable and simple cleaning