What does the installation method of led panel lamp mean?
What does the lamp ln mean?
1. L is “hot wire” (that is, Live Wire) N is “zero line” (Naught wire). In general, red, yellow and blue colors are used t
What does the lamp ln mean?
1. L is “hot wire” (that is, Live Wire) N is “zero line” (Naught wire). In general, red, yellow and blue colors are used t