Kuwala kwa msewu wa LED ndi gawo lofunikira pakuwunikira kwapamsewu, likuwonetsanso momwe mzinda ulili wamakono komanso kukoma kwachikhalidwe.Lens ndi chowonjezera chofunikira pakuwunikira magetsi mumsewu.Sizingangosonkhanitsa magwero a kuwala kosiyana, kuti kuwala kugawidwe mu reg...
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