Need help with LEDs

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SGT Razor

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I'm putting some LEDs in my AR, but I don't know exactly how to wire them to a battery AND a switch. What batteries should I use?
 

Doom

Well-Known Member
If the leds are 3.3v, then you could use two double A batteries to achieve 3 volts which you could use to power your led(s).

-Doom
 
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