BroadLink Smart Light Bulb lets you control the power, brightness, Light color by voice with Echo or Google Home speaker or on Alexa / Google Home app.
•Alexa or Google voice control;
•Dimming, warm/cool, RGB color;
•Set schedules, groups or scenes;
•Fade in/out transition effects.
Voice Control
Works with Alexa and Google Assistant to add hands-free voice contol to your lights. Just say "Alexa, turn on kitchen light"