Suav sab nraum zoov uplight downlight tsim tawm

Lub Hom Phiaj Teeb pom kev zoo yog cov neeg tsim khoom tsim rau uplight thiab downlight, 8 xyoo hauv kev lag luam coj teeb pom kev zoo, peb muab cov khoom lag luam zoo nrog tus nqi pheej yig. Pua pua styles rau uplight thiab downlight.

Yog tias koj tab tom nrhiav rau qee yam qauv, tsuas yog xav tias dawb xa peb cov lus nug los xyuas seb peb puas muaj nws.