Hykolity 4FT 42W Linkable LED Shop Light with Pull Chain, Hanging or FlushMount Garage Utility Light with cord, 5000K Workbench Light, 3700lm 64w Fluorescent Fixture Replacement ETL Listed Super Bright - This LED Shop Light provides 3700 Lumens at 5000K Daylight White. That is a staggering LED Efficiency of 88 lm/w! Durable - Pull cord on/off switch included. Made up of composite aluminum for a long lasting LED Light fixture. Wide Application - Widely installed in garages, workshops, workbench areas, storage areas, warehouses, basements, equipment rooms, etc. Easy Installation - Uses plug connection to link up multiple lamps. Hanging hardware included for an easy installation. 5 Year Warranty - Hykolity's 5-Year Warranty means we got you covered! Contact us if any issue arises.