1. Iisokhethi zombane zeDC zinamandla okuthwala aphezulu kwaye azikwazi ukufudumeza.
2. Umbindi ongaphakathi wesokethi wenziwe ngezinto zeplastiki ezimelana nobushushu obuphezulu, kwaye isokethi yamandla yeDC ayiguquguquki lula xa ishushu kakhulu.
3. Intwasahlobo yesokhethi isebenzisa idatha yobhedu ye-phosphor elastic ephezulu, ngaphandle kokudinwa ngexesha lokufakwa nokukhupha, kunye nemvakalelo entle yokuchukumisa, ekungekho lula ukuvelisa iintlantsi.
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