The industry's first combination LEC?/DE Fixture. The Grow Beast? utilizes cutting edge Light Emitting Ceramic? brand technology in combination with your preferred high PAR DE Lamp. The fixture has 95% reflective textured German aluminum insert and 98% reflective corners for excellent output, uniformity and diffusion. The wide throw DE reflector features 95% reflective textured German aluminum. DE lamp provides an extremely high photosynthetic photon flux (ppf) as the LEC? brand provides improved full color light spectrum with higher amounts of beneficial UV and far red spectrums. Galvanized steel housing with durable powder-coated finish, easy carry handles. 20 ft 240 volt power cord included. 15 ft detachable lamp cord. Philips electronic CDM ballasts are built into the fixture. Two CDM-T 315 Watt lamps for LEC? brand fixtures are included. Double-ended lamp (600, 750 or 1000 watt) and ballast are not included and must be purchased separately. US Patent: D770,670. Chinese Patent: ZL2015302869303. One year warranty on lamps.