Pack Of 3 MH175/U/MED 175 Watt Metal Halide Bulb ED17 Medium Base Clear 175 Watt Metal Hailide light bulbs offer premium light quality and energy efficiency Ideal for use in parking lots, commercial buildings, shopping malls and building flood lights. Perfect for general lighting indoors and outdoor security lighting Shines up to 10,000 hours with an output of 14,000 lumens Universal burn, making this a perfect light bulb for any style application