Combining a revolutionary deep parabolic reflector with an H-7 axial filament Blue Vision bulb, Golight® NxT BlueFusion™ Technology generates an extremely bright, virtually perfect beam of light to eliminate dark spots, cast a broad spectral pattern and reach distances of up to one mile. Projecting more usable light than other brands, Golight® NxT BlueFusion™ brings more power to you, anywhere you go.