The Gavita Pro E-Series 6/750e DE is a compact, complete and externally controlled lighting fixture. 'E' in 'E-series' stands for external control, as these fixutres can be controlled centrally by a Gavita Master Controller. Hybrid design between 600e SE and 1000e DE, as the 6/750e DE does not lose efficiency when dimmed to 600w. Complete fixute comprising of a lamp, HR96 DE (Double Ended) reflector and horticultural quality ballast. Replaceable reflector. Includes safetfy features such as automatic dimming when the temperature is too high as well as automatic shutdown. Newly designed ballast reduces inrush and allows for direct remote control. Much higher efficiency, producing 10-25% more light than traditional, single ended lamps! Made with high quality components. White coating is durable and UV resistant. Includes mounting brackets. Max 825w boosted output.