Homesmart via Amazon offers the Koogeek WiFi Smart LED Light Bulb for $36.99. Coupon code "KNB6FUY7" cuts it to $27. With free shipping, that's a buck under our October mention and the lowest price we could find today by $10. It's dimmable, features 16 million color options, and can be controlled via your Apple device. Deal ends December 10.