Benchmark by Viribright LED T8, 2' (2-foot) Standard Brightness, Single End Powered (SEP) 10W 600 Lumen 2800K Warm White (Replaces 18W Fluorescent T8) T12 Retrofit Saves on average 50% over fluorescent (Ballast Removed) Cost Competative, Shatter Resistant design, Instant-on lighting. Cool to touch safe energy saving power source, with long lasting life 2800K Warm (Soft White) (600 Lumens) &gt;80 CRI for higher quality of light cULus Certfied (IFAR) UL1598/1598c as a fluorescent retrofit Perfect for fixtures which have (Shunted) lamp holders Thermal plastic outer shell safe for food service applications ASABE Qualified LDL Listed for rebates