Kub muag tsom teeb 5W

Ntxiv mus, embedded downlights muab kev siv zog zoo heev thiab yog ib puag ncig zoo. Lawv siv cov thev naus laus zis LED, uas siv lub zog tsawg dua thiab ua kom muaj cua sov tsawg dua li cov teeb pom kev zoo ib txwm muaj. Qhov no txhais tau hais tias embedded downlights pab txo cov kev siv hluav taws xob thiab pab txhawb rau lub neej yav tom ntej