Li-spark plug, tse tsejoang haholo e le li-fire plug, li tla sebetsa e le phallo ea phallo ea piezoelectric e nang le motlakase o phahameng ho tsoa ho lead e nang le motlakase o phahameng (polaka ea mollo), e tla senya moea pakeng tsa li-electrode tsa li-spark plug, e hlahise li-spark tsa motlakase ho hotetsa motsoako oa khase ka har'a silindara. Maemo a mantlha a enjene e sebetsang hantle: spark e tsitsitseng ea matla a mangata, motsoako o ts'oanang, karolelano e phahameng ea khatello. Likoloi tse nang le lienjene tsa ho chesa ka hare hangata li sebelisa peterole le peterole ea disele. 'Marakeng oa likoloi oa Chaena, likoloi tsa peterole li nka karolo e kholo. Lienjene tsa peterole li fapane le lienjene tsa disele hobane peterole e na le ntlha e phahameng ea ho hotetsa (hoo e ka bang likhato tse 400), e hlokang ho hotetsa ho qobelloang ho hotetsa motsoako. Ka ho hotetsa pakeng tsa li-electrode ho hlahisa li-spark, enjene ea peterole e feta motsoakong oa mafura le khase ho hlahisa matla, empa kaha peterole ea mafura esita le tikolohong e nang le mocheso o phahameng ho thata ho e chesa ka tšohanyetso, e le ho etsa hore ho hotetsa ha eona ka nako ho hlokahala ho sebelisa "mollo" ho hotetsa. Mona ho hotetsa ke mosebetsi oa "spark plug".
