18 Watt LED Corn Bulb - Aries S Series - 2,430 Lumens - 5700K - E26 Standard Base - Built-in 6KV Surge
18W, 4Ft, LED T8 Tube, 2000Lm, 4500-5000K, Clear, IP40 UL | LEDRadiant
18W Bright White LED Light Bulb with E26/E27 Base Corn LED Candle Bulbs Daylight White 6500K 1300lm Ultra Bright 150W Incandescent Equivalent , Edison Screw LED Light Bulbs , Non-dimmable , Pack
Light Efficient Design LED-8039E345D-A 18 Watt LED HID Post Top Retrofit Lamp - E26 Base - 3K / 4K / 5K - 2,610 Lumens - 120-277V | PROLIGHTING
Amazon.com : 2 Pack LSL8181W White LED 18" 18Watt Linkable Single Strip Grow Lights w 2" Wide Mirror Reflector and FullSun 5500K Spectrum and 2750 Lumens, Great for Seeding and VegGrow! :
Feit Electric 18-Watt EQ T8 Cool White G13 LED Light Bulb in the Tube Light Bulbs department at Lowes.com