Kofar garejin nesashirin microcomputer yana sarrafa ta atomatik, wanda ke da sauƙin amfani.Kofar garejin nesazai iya aiki ta atomatik bisa ga ramut. Akwai tushen kimiyya. Akwai ginannen tushen torsion. Tashin hankali nabakin kofar garejidaidai yake da nauyin jikin kofa, don haka jikin ƙofar yana cikin yanayin "nauyin sifili", kuma yana gudana ta hanyar jan hankali a cikin waƙa, don haka juriya yana da ƙananan, tabbatarwa free kai tsaye motor, iko mai karfi, aiki barga, mai canza zobe da na'ura mai jujjuya kayan duniya, Hannun kashi na Hall, bugun bugun jini. Ɗauki ƙofar garejin zhongqida a matsayin misali. Neman ƙofar garejin yana buƙatar goyan bayan mota, amma na yanzu da ake amfani da shi shine abin da muke yawan kira AC. Abokan da suka yi karatun kimiyyar lissafi za su san cewa wannan ka'idar aiki tana buƙatar ingantattun na'urori masu kyau da marasa kyau don haɗa su da wutar lantarki. Idan motar tana jujjuya a hanya mai kyau, ƙofar gareji za ta tashi kuma akasin haka.