... light,speed,timer 110v / 220 v range hood electrionic switchstyle range hoodwith 4 keys and LED display.power ... on/off,light,speed,timer110v / 220 v can control the time well.high quality ... in spare parts of kitchen range hoods, led lamps ect.4, Quality management Standard: ISO 9001:20005 ... South America, Europe, Middle East, Asia… range hood electrionic switch