Otronics via Amazon offers the Otronics 5" / 6" Dimmable 15-watt (100-watt Equivalent) LED Recessed Lighting Fixture 4-Pack in Daylight 5,000K or Cool 4,000K for $34.90. Coupon code "Z89E8GUW" cuts the price to $27. With free shipping, that's tied with our September mention and is the lowest price we could find for a similar pack elsewhere by $7. Deal ends January 31.

Each light is suitable for use in damp and wet locations; features include an aluminum alloy body, 1,100-lumen output, 10% to 100% dimming, and 50,000-hour lifespan.