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How do you test a 12v LED strip?

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How to power 12v LED strip using 5v USB port \u2013 add a step-up transformer. USB ports supply 5 volts. The 12v LED strip requires at least 9 volts. I bought a step-up DC-to-DC boost transformer circuit which can step up from 1.5v and up it up 24 or 32 volts.

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