‎Energy Efficient, Dimmable, Works with Alexa, Google Home, Set Timers, Color Changing

WB4 Smart Light Bulbs, A19 Dimmable Color Changing LED Bulb Works with Alexa Echo, 75W Equivalent, E26 Base, RGB 2700K Warm White, 800 Lumens, App Control, No Hub Required, 2.4Ghz WiFi Only, 4 Pack