This Venture 71642TC (MP400W/V/UVS/PS/740) shatter-resistant metal halide light bulb features a clear high-temperature P.F.A. coating and operates at 400 watts. The P.F.A. coating (Teflon) around the bulb is a very unique material that combines extreme temperature resistance with high clarity, excellent adhesion, and high impact strength. Use this metal halide bulb in the retail, food service, and livestock industries to provide safe and effective shatter protection over food processing, preparation areas, people, and animals. With a mogul (EX39) base and an average life of 30,000 hours, this Venture 71642 light bulb is the only option when safety is a concern!