RAB Linear LED Lamp, Type B, T8-12-36G-840-DE-BYP Designation, 12 W Wattage, 120 to 277 VAC, 51/98 mA, LED Lamp, G13 Lamp Base, T8 Shape, 1450 Lumens, 50000 hr Average Life, Cool White, 82 CRI, 4000 K Color Temperature, Frosted Lamp, Instant-On Start, By-Pass Ballast, Open/Closed Fixture, 220 deg Beam, 1 in Dia x 35-3/4 in L Dimensions