LED shine na'urar semiconductor, wanda ke da ka'idoji masu zuwa:
Diodes masu haske: Lokacin da electrons a cikin LED aka allura zuwa cikin nau'in P-type semiconductor crystal, electrons da cavities zasu yi tasiri mai hade da samar da photons.
 
Manufa: LED na iya cimma launuka masu haske daban-daban da haske ta hanyar fasahar daidaitawa.
 
Sarrafa: LED na iya sarrafa sigogi kamar launi mai haske da haske ta hanyar wutar lantarki, halin yanzu da sauran hanyoyin.