These GE brand 21-inch 13w T5 linear fluorescent tubes with a G5 cap type have an efficient energy rating of B. Commonly used in, kitchens, garages, office buildings, under kitchen cabinets and many other public areas these compact little tubes will do the job. With a colour temperature of 4000k and a lumen output of 850 these T5 tubes have an average rated life of 5000 hours.
Manufacturer part number: 93114841.
Manufacturer product name: F13W/T5/33.