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DragonLight 120W Commercial Grade Corn LED Light Bulb(400 Watt Metal Halide/HID/HPS Replacement) E26/E39 Large Mogul Base LED Lamp 5000K Daylight 14,400LM for High Bay Area Lightingea Lighting - - Amazon.com
Amazon.com: VIVOSUN 2-Pack 400 Watt High Pressure Sodium HPS Grow Light Bulb Lamp - High PAR Enhanced Red and Orange Spectrums CCT 2100K, Ultra Bright 55,000 Lumens : Patio, Lawn & Garden
Amazon.com : 400-Watt High Pressure Sodium (HPS) Grow Light Bulb with E39 Mogul Base : Patio, Lawn & Garden