Energy Efficient. Each of ONLYLUX 4 foot lights has 150lm/w. The traditional fluorescent bulb is 50lm/w. Save more your electricity. And you could link up to 6 lights in a series by connecting cords.V Shape Desin. ONLYLUX 50w 4ft LED shop light with 4 rows led beads, about 65% more brightness than conventional type shop led lights, and about 50% more brightness than v shape 4 foot led shop light.Easy Installation. This integrated T8 4ft led light tube includes both bulb and fixture, working on 110v-277v. And you can link max (6) 4ft led shop light fixture together, Flush Mount, Extendable, Plug and playPacking List. 12pcs ONLYLUX 4ft led shop light,6pcs Power cords with ON/OFF switch,12 x Power cords,10 x Connection wire,12pcs Installation accessories bag,1 x User manual.Wide Application. ONLYLUX 4FT Shop Lights widely used in garage, storage area, workbench, basement,warehouse, super market, home, office etc. It's a great option to replace your old fluorescent tubes Product Descriptio