Ine: Kodi ma LED ndi chiyani?Gwero lowala pambuyo pa incandescent, nyali za fulorosenti, kupita ku chitukuko cha LED, LED ili ndi mphamvu yochepa yogwiritsira ntchito mphamvu, kuwala kwakukulu, mercury-free nontoxic, moyo wautali, chiyambi cha nthawi yomweyo, plasticity ndi ubwino wina, m'malo mwa gwero la kuwala kwachikhalidwe, m'nkhaniyi...
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