Lenovo is offer their Lenovo Smart Color Bulb for $2.99 (regularly $9.99) and a two pack for $4.99 with Free Shipping for a limited time. They also have a two pack of their Tunable White Smart Bulbs for for $4.99 with Free Shipping for a limited time.
These are smart LED bulbs that connect via Wi-Fi that allow you to control from anywhere with your smartphone using Lenovo Link Pro app (compatible with Android & iOS), no smart bub is required. It also works with Alexa or Google Assistant, using voice commands to give you hands-free control of your lights. They offer a tunable white or color which adjusts light Color temperature from 2700K~6500K or choose dimmable 16 million colors (depending on the model).