Profile: Circle D Lights provides lighting products. We offer portable lights, junction boxes, telescoping tripods, streamlight products and accessories. The model 150G portable flood or spot light is constructed of heavy wall, corrosion resistant, cast aluminum alloy with stainless steel hardware. It is equipped with patented spring mounted porcelain mogul socket assembly and heavy duty cast aluminum guard. The Powerbox™ junction box is made of heavy wall cast aluminum alloy with stainless steel hardware.It has bright indicator light, is covered with protective Lexan® globe, and is clearly visible in a 360° plane.