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![Osram 2Ft 18w T8 Fluorescent Tube - Colour 840 - Cool White [4000k] - Amazon.com](https://m.media-amazon.com/images/I/51O48z1v9LL._AC_UF894,1000_QL80_.jpg "Osram 2Ft 18w T8 Fluorescent Tube - Colour 840 - Cool White [4000k] - Amazon.com")