SYLVANIA 64417 100 Watt ED17 Pulse Start Metal Halide Protected Arc Tube 3000K ANSI M90 O Medium Base Universal Burn MP100 U MED USE_LOCATI Lasts 4 times longer than providing years of reliable Lasts 4 times longer than incandescent equivalent WHY THIS LED PAR30SN: 85% Energy Savings when compared to halogen equivalent Mercury containing products sold into the state of WA include an environmental handling charge of The METALARC PRO TECH metal halide lamps were created to fill the need for a safe light source for applications where a protective lens on the metal halide fixture was either impractical or detrimental to fixture design