GE LED Tubes 18-Watt EQ 36-in Cool White G13 Linear Type A LED Tube Light Bulb in the LED Tube Light Bulbs department at Lowes.com
LUXRITE 12-Watt 3 ft. Linear T8 LED Tube Light Bulb 3 Color Selectable Single and Double End Powered 1560 Lumens F25T8 (12-Pack) LR34233-12PK - The Home Depot
Luceco Single LED Tube Linear Eco Climate T8 Lighting, 4 Feet, 18 Watts : Amazon.co.uk: Home & Kitchen
Luceco Castra PIR LED IP65 Floodlight | 20W Cool White