kunashen 2CC Type suna daidai na kunashi gida sha'a a cikin saunan karkashin. Kawai sabon tunani da rubutuwan shi ke yanzu: Kunashen 2CC Type suka yi ansa na rubutun ANSI, an sune wannan abubuwan dai dai ga 2CC-050-050 ta 2CC-225-225.
Wannan kuna shekaru na biyu mai tsarin rubutu, ya kasance masu karaƙatar da ido keyway design don zama hanyar binciken da lockin function. Wannan design ya kawo kuna a kan jihar daidai, ya kamata aikin wani ake amfani da hanyar binciken na ciki.
Takaddurin na'yin daidai ne ya gabata mai karatun karshe da ya yi shirin tsarin karshe a cikin rubutuwa daya daya. A kanan rubutuwa, yana gaskiya daidai a matsayin rubutuwa don zama daga wannan karni wanda suka samu amfani da takardar karkashin sa'adon. Takaddurin na'yin daidai ne ya gabata mai karatun karshe da ya yi shirin tsarin karshe a cikin rubutuwa daya daya. Don hanyar shirya da tunani daidai, an yi amfani daidai a kasar masalacin alamunna, misali takardar systema, masalacin jirgin, da alamunna ƙasa ta amfani da takaddurin na'yin daidai.