Na biyu, alamun lantarki na lantarki shine sauƙin aiki. Saboda an samar da shi ta hanyar telegram, ba tare da wani mold ba, dukan tsarin samarwa yana buƙatar filing ɗaya kawai. Ajiye kudi, ajiye lokaci. Bayan samar da umarni, yawanci samfurin zai iya fitowa a ranar da ta gabata, samfurin zai iya fitowa a ranar da ta gabata. Dukkanin samar da tsari ne kawai daya cibiyar sadarwa buga dandali, tanda, exposure inji, electroplating ramuka da sauran kayan aiki.
Fasali na uku na alamar lantarki shine ƙananan gurɓataccen muhalli. Idan aka kwatanta da sauran hanyoyin samar da alamun karfe, alamun lantarki na lantarki sun fi ƙarancin gurɓataccen muhalli.
Dalili biyu: na farko ba ya bukatar lalata, don haka babu gurɓataccen yanayin etching: na biyu yankin da ake buƙatar wutar lantarki shine kimanin 1/7 na yankin alamar yau da kullun, don haka gurɓataccen alamar lantarki na lantarki shine kawai 1/7 na gurɓataccen alamar galvanizing na yau da kullun, kuma ruwan sharar gida shine ruwan sharar gida na tushen sulfate mai sauki don sarrafawa.
Bugu da ƙari, tanadin kuɗi shine halaye na alamun lantarki. Saboda babu mai ɗaukar kaya, a cewar gwajin: wannan girman ƙarfe alama, amfani da lantarki cast hanyar samar da kayan da aka amfani da shi ne kawai hudu cam (etching) hanyar samar da 1/7.