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I read that 3-3.3V is required to operate an LED. What if I provide that with 0.33V? Will that LED light up at 10% of its efficiency? - Quora
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How to Connect Multiple LED's with 9V Battery, Switch in Series Connection | Simple Electric Circuit - YouTube
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automotive - I'm trying to use 3v LEDs in a 12V circuit, in my car - Electrical Engineering Stack Exchange
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Amazon.com: Pack of 3 Sets LED Starry String Lights with 10 Micro LEDs on 3.3ft(1m) Copper Wire, Fairy Lights Battery Powered by 2x CR2032(Incl), for Wedding or Christmas Party Table Decorations (multicolor
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