Xtrasun Metal Halide (MH) Lamp, 400W, 7200K - Aroma Grow Store
Feit Electric 400-Watt ED28 Shape Clear Metal Halide High Intensity Discharge E39 Mogul Base HID Light Bulb (4-Pack) MH400/U/ED28/HDRP/4 - The Home Depot
E27 E40 Metal Halide Lamp 175W 250w 400w 1000w MH Metal Hydride Bulb 220V Agricultural Planting Lamp 2000W 380V For Plant Sprout - AliExpress