Oak Leaf via Amazon offers the LuminWiz PAR20 LED Flood Light Bulb 4-Pack in several colors (Soft White pictured) for $16.99. Coupon code "29T7P9VO" cuts that to $11.99. Plus, Prime members bag free shipping. That's tied with our July mention, $48 off, and the lowest price we could find. Each 8-watt bulb can replace a 50-watt halogen bulb, is dimmable, and has a 25,000-hour lifespan.