como alimentar led ?

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pretendo compra 5 leds iguais este da imagem

alguem me explica como se liga estes leds ?

será preciso driver ou posso ligar directamente bateria de 12 v carro ?

http://www.ledwv.com/en/led-10w-p-35.html?zenid=2f3ckp8k8ovkiomdbej6sm1525

queres meter um arduino no meio???

queres apenas ver luz sair led???


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