hat
Yon limyè émettant ki ap dirije (ki ap dirije) se yon aparèy semi-conducteurs ki konvèti elektrisite nan limyè. Te dirije ekleraj te alantou depi 1960s yo, men se jis kounye a kòmanse parèt nan mak la rezidansyèl ...
eng
A Light Emitting Diode (LED) is a semiconductor device which converts electricity into light. LED lighting has been around since the 1960s, but is just now beginning to appear in the residential marke...