Lot of (3) 175 Watt Metal Halide Light Bulb Medium Base Lamp ED17 MH175/U/MED Light Bulbs: 175 Watt Metal Halide Lamp Details: Manufacturer: Howard Lighting Lamp Base Type: Medium E26 Light Bulb Light Bulb Length MOL (in): 5.44 Light Bulb Shape: ED17 ANSI: M57/E Lamp Wattage: 175 watts MH Lumens: 14,000 Color Temp: 4200 K Burn Position: Universal Light Bulb Life (hours): 10,000+ These bulbs do not simply screw into a table lamp and turn on, you must have a light fixture capable of lighting a metal halide bulb by using a ballast. All shipping dates are estimates that are not guaranteed. Some items are shipped factory direct and may be delayed during peak times, but we try our hardest to get the items in your hands by the listed dates.