Our LED color tunable standard A19 bulb allows you to connect to your homes smart devices via Wi-Fi and control them by voice through voice enabled platforms as well as through the use of the free downloadable Smart Life App. Our bulb does not require a hub or the purchase of any additional hardware and connects to your existing WiFi network. Simply purchase one or multiple bulbs and use them conventionally with a standard wall switch or control via your smartphone with the use of a free downloadable application. Dim the lights or adjust the color temperature between 2700K warm light all the way up to 5000K cool white light or anywhere in between. Pair this bulb with others to create rooms and connect them to your Alexa or Google home devices. 9W 800L at 2700K and 850L at 5000K. Adjust to your color temperature with a sliding scale to your liking. 220 degree beam angle with over 25,000 lifetime hours and a standard E26 base. 3 Year Limited warranty. Create automated schedules for on and off as well as moods including color and brightness. Fits in any standard E26 bulb socket and does not require a HUB or base to be purchased separately. Suitable for dim locations and UL listed. Lastly we offer 100% Money Back Guarantee. If you are not happy with your bulb for any reason, let us know and receive a refund no questions asked. A US company with 3 Generations of Family Values.