Mogul Base Metal Halide Light Bulb Lot 3 U ED28 250W Premium Life MH250 70321

250w Metal Halide Lamp ED28 bulb shapemogul baseClear outer glassUniversal lamp operating position ANSI code on the lamp must match the code on the ballast Premium Life MH250/U/ED28 ITEM#: 70321 MH250/U/ED28 ANSI code: E=Enclosed Fixture Required Quantity: 3 I purchased the wrong bulbs. I meant for them to be for indoor nursery growing conditions. These would be great for a warehouse lighting situation.