Amazon offers Prime members the TCP 60-watt Equivalent Soft White A19 Non-Dimmable LED Light Bulb 6-Pack, model no. LA1027KND6, for $20.39 with free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping costs $6.92.) That's the lowest price we could find by $4, although we saw them for a buck less in August. These 10-watt LED bulbs feature 800 lumens of brightness.