PL tube 11W is widely used in various kinds of banknote examiners and ... etc. Wattage:5W-55W Voltage:220V/110V 1.PL tube 11W is widely used in various kinds of banknote examiners and ... desk lamps etc.2.Wattage:5W, 7W, 9W, 11W, 13W, 18W, 24W, 36W, 55W,or according to your requirement ...