Ukusetyenziswa kwe-COB, siya kuqinisekisa amandla okusebenza, iimeko zokutshatyalaliswa kobushushu, kunye nokushisa kwe-PCB ukuqinisekisa ukusebenza okuqhelekileyo kwe-COB, xa usebenzisa i-reflector, kufuneka kwakhona siqwalasele amandla okusebenza, i-heat dissipati...
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