Keystone Technologies, KT-LED13.5T8-48GC-850-S /G3, Retrofit Trim, KT-LED13.5T8-48GC-850-S/G3 Designation, 13.5 W Wattage, G13 Lamp Base, T8 Shape, 2200 Lumens, 50000 hr Average Life, >80 CRI, 5000 K Color Temperature, Frosted Lamp, Instant Start, 210 deg Beam, 1 in Dia x 47.15 in L Dimensions