... ; 3.Good performance PRODUCT NAME:Electrical appliance for ceiling,exhaust fan,air extractor ,vent fanSpecification: Voltage: AC220VFrequency: 50HZMachine rated power: ... cleaning3).Good performanec , convenient for maintenance and repairing4).High technology product ,suitable for residential.5).Excellent integration ... ISO9001; IS014001;CCC; CTA; etc.PRODUCT PICTURES: Electrical appliance for ceiling