Feit Electric 20-Watt Equivalent MR11 GU4 Bi-Pin Dimmable 12-Volt Track Lighting 90+ CRI LED Flood Light Bulb, Bright White BPFTD/930CA - The Home Depot
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AC/DC 12V-24V 3W 12x 5050 cluster LED light bulb MR11 GU4 Bi Pin Lamp - 12VMonster Lighting