BEYOND LED TECHNOLOGY 18-Watt Equivalence T8 Tube LED Bulb in Bright White 5000K 4 ft. 2724 Lumens Frosted Type B Single and Double (25-Pack) 153482-1 - The Home Depot
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USA LED Tube Light Type B LED Tube Single Double LED Fluorescent Tube T8 LED Tube Lamp with UL FCC Dlc - China LED Tube, T8 Glass Tube | Made-in-China.com