Requires Amazon Prime. Ends 7/15 at 10PM PT. Sellout.woot! has the 16-Pack of Amazon Basics 60W Equivalent 10,000 Hour Lifetime Dimmable A19 LED Light Bulbs (3000K White, Daylight) for $13 with free shipping. Rated 9-year life (3 hours per day). Roughly 81 cents per bulb.