Jëfandikoo xarala yiñ boole ci LED leeralu leeralu kuuraŋ, buñu sukkandikoo ci màndarga yi LED semiconductor luminescence, jëmmal ci sircuit bu am xel ak melokaan geometrik bu amul fenn, leeral LED mën na sakkanal doole lu ëpp 80%, muy dëgg-dëgg-baaxnal ak saving {3} ngërëm ci Ultra, yegg ci lu ëpp 50,{6}} ay waxtu, mën nañu ko jëfandikoo bu baax ci anam yu bari, lu melni tàngoor wu woyof ak tàngoor wu metti anam yi {7} Wàññi jafe-jafe bu am doole bu néew ak leeraay bu doy ci fimi-conducteurs yu leer yu am doole ci wàllu leeral, te dafay wane màndarga yu leer yu bari {9} Du soxla ballast, amul jafe-jafe yu baax, yu baax yu gëna bari, tàngoor wu ëpp, tàngoor, aar surgery bu gëna leer, gëna baax simple làmp