LED T8 48" InstantFit 2700K 10 Watt Philips InstantFit 468694.This lamp fits into your existing fixture and replaces a 48" fluorescent tube. 1500 Lumens, 82 CRI 50,000 Hours rated 120/277 Voltage, 347V. Operates on approved ballast only. 5-Years Warranty. This is a plastic tube shroud and is safe in food or shatterproof applications. Philips InstantFit plug and play replacement lamps work on most instant start electronic T8 ballast. The ballast does not need to be removed Simply turn off the power, remove the fluorescent T8 lamp and insert the new InstantFit LED T8 These lamps will not work on rapid start or T12 fluorescent systems.