LED Basics - Polarity, Forward voltage & Current rating - YouTube
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Light Emitting Diode or the LED Tutorial
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Marine 12V 20A ON/Off SPST Toggle Switch with Red LED Indicator-No Wires | eBay
![LED Voltage Drop by Color [Chart by Electrical Engineering XYZ]](https://www.electricalengineering.xyz/wp-content/uploads/2020/01/led-voltage-drop-chart-voltage-by-color.jpg "LED Voltage Drop by Color [Chart by Electrical Engineering XYZ]")
LED Voltage Drop by Color [Chart by Electrical Engineering XYZ]
LED Series Resistor Calculator | DigiKey Electronics
LED circuit - Wikipedia
Light Emitting Diode or the LED Tutorial
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