I: Ayini ama-LED?Umthombo wokukhanya ngemuva kwe-incandescent, izibani ze-fluorescent, ekuthuthukisweni kwe-LED, i-LED inokusetshenziswa kwamandla aphansi, ukukhanya okuphezulu, i-mercury-free non-toxic, impilo ende, isiqalo esisheshayo, ipulasitiki nezinye izinzuzo, ithathe indawo yomthombo wokukhanya wendabuko, kulesi sihloko...
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