Pankhani ya ma CD a LED, COB imayimira Chip on Board, ukadaulo wophatikizika wowunikira womwe umayika tchipisi ta LED ku gawo lapansi.Gwero la kuwala kwa LED pogwiritsa ntchito ukadaulo wa COB, chip chimatulutsa mwachindunji kutentha kwa gawo lapansi, kupirira kuchulukira kwamphamvu kwamafuta otentha;pansi ...
Werengani zambiri