Can this bulb use the existing ballast, or does the ballast need to be bypassed?
120 Watt LED Corn Bulb - Metal Halide Retrofit -16800 Lumens - Color Selectable 30K/40K/50K - 120-277V - E39 Mogul Base - Ballast BypassLED Hi Power Corn Bulbs
Can this bulb use the existing ballast, or does the ballast need to be bypassed?