Won Brothers Model GF 180 Air Blower. Air Blower delivers large volume air at low pressure. This is non-oil lubricating design to produce more purified air. This can be used for aquariums, aquarium store's display tanks, fish farms, aquaculture systems, seafood holding systems, shallow pond aeration and wide application in industries (ex: paper cutting, silk printing, photo mechanical, processing etc...). Uses 180 watt. 110V/60Hz. Air volume (Max) - 300 L/ min, 10.6CFM. Pressure - 1.45 PSI >1200mm/H2O. Air outlet Diameter - 3/4 inches. Dimensions: 7.9 inches x 9 inches x 9.4 inches (LxWxH). ITEM IS DROPSHIPPED FROM THE MANUFACTURER