Junior Member
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Join Date: Apr 2011
Posts: 8
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Junior Member
Join Date: Apr 2011
Posts: 8
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The U.S. Food and Drug Administration classifies LLLT devices as Class II devices as “lamp, non-heating, for adjunctive use in pain therapy” (produce code NHN)
So any device that produces a light without heat is an LLLT device. Seems to me they are most likely all LED.
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