Solar kapena LED, mungasankhe chiyani?
Magetsi a dzuwa ndi magetsi a m'misewu ya LED, monga nyenyezi zamapasa m'munda wa kuunikira m'tawuni, ndizopadera koma zimagwirizana kwambiri. Ndiosiyana kwambiri malinga ndi ukadaulo, mfundo ndi kugwiritsa ntchito, koma onse akudzipereka kuti apereke bwino ...
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