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> 500,3MM bi-polar flash flashing red/green light led,rg
500,3MM bi-polar flash flashing red/green light led,rg
THIS IS FOR ONE PACK OF 500pcs, 3mm Dual Color/bi-color Red/Green Ultra Bright Leds Led .
the polar has to be automatically reserve in order to make it flashing, which mean when input current is " +" & "- " lighted up to be RED.
" -" & "+" lighted up to be GREEN.
please feel free to ask any questions.
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