... . * Together with pedestal, also can be placed on floor, table 7'' Window fan* Power supply: 110V, 50HZ,50W* 2 speed* Built ... fan is CH-5500-09 (8'', Dual control):We are a professional manufacturer and exporter of Small Home Appliances, located in ... support, and would like to become your trusted partner in a long-term business relationship. 7'' twin window fan