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Amazon Basics Smart A19 LED Light Bulb, red, green, blue, white. color changing, 2.4 GHz Wi-Fi, 7.5 W 60W Equivalent 800LM, Works with Alexa Only, 4-Pack, Certified for Humans - Amazon.com
How LED works - YouTube
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LED lamp - Wikipedia
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Dual-Action AC/DC Utility LED Bulb - Emergency Lamp - VCC
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This Smart Light Bulb Keeps Working Even If the Power Goes Out | TIME.com
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88Light - How do LEDs work?
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LED lamp - Wikipedia
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