Hore na o mocha lefatšeng la matla a letsatsi 'me o batla sistimi e ntle ka ho fetisisa ea moaho oa hau kapa o na le ntlo ea hau e khabisitsoe ka liphanele tsa letsatsi ka lilemo, betri ea letsatsi e ka etsa phapang e kholo ts'ebetsong le ho feto-fetoha ha maemo a letsatsi la hau.Libetri tsa letsatsi li boloka matla a feteletseng a hlahisoang ke liphanele tsa letsatsi, tse ka sebelisoang ho matlafatsa ntlo ea hau nakong ea matsatsi a lerootho, lipula kapa ka mor'a hore letsatsi le likele.
Matla a letsatsi ka kakaretso a bolela matla a khanya a letsatsi.Mefuta e ka sehloohong ea tšebeliso ea matla a letsatsi ke phetoho ea photothermal, phetoho ea photoelectric le phetoho ea photochemical ea matla a letsatsi.Matla a letsatsi ka kutloisiso e pharaletseng ke mohloli oa matla a mangata lefatšeng, a kang matla a moea, matla a lik'hemik'hale, matla a matla a metsi, joalo-joalo, a bakoang kapa a fetoloa ke matla a letsatsi.Mekhoa ea ho sebelisa matla a letsatsi haholo-holo e kenyelletsa: lisele tsa letsatsi, tse fetolang matla a nang le khanya ea letsatsi hore e be matla a motlakase ka ho fetola photoelectric;lihitara tsa letsatsi, tse sebelisang mocheso oa khanya ea letsatsi ho futhumatsa metsi, le ho sebelisa metsi a chesang ho fehla motlakase.Matla a letsatsi a hloekile ebile a na le tikoloho, ha a na tšilafalo leha e le efe, boleng bo phahameng ba tšebeliso, 'me ha ho na ntho e kang khaello ea matla.Melemo ea eona e fapaneng e khetholla boemo ba eona bo ke keng ba lekanngoa ho nkela matla sebaka.
Motlakase oa polokelo ea matla o nkehang oa kantle o loketse ka ho khetheha bakeng sa phepelo ea motlakase le ho tjhaja puisano ea mehala le lisebelisoa tsa tšohanyetso.E loketse mefuta eohle ea mehala ea thelefono, li-TV, mabone a bolokang matla, likhomphutha tsa libuka, lisebelisoa tsa dijithale, ofisi ea kantle, ho nka lifoto, kaho ea kantle, matla a bekapo, matla a tšohanyetso, pholoso ea mollo, thuso ea likoluoa, ho qala koloi, ho tjhaja dijithale, mobile. motlakase, joalo-joalo E ka sebelisoa e le phepelo ea motlakase ea DC kapa ea AC libakeng tse lithaba tse se nang motlakase, libaka tsa makhulo, lipatlisiso tsa masimong, maeto a ho tsamaea le ho phomola, kapa likoloing le likepeng.E na le mefuta e mengata ea lisebelisoa.
E le phepelo ea motlakase ea DC bakeng sa lifereko, literekere, literaka, literene tsa merafo tse ka tlas'a lefatše le lisebelisoa tse ling, e sebelisoa haholo boema-fofane, liteisheneng, likoung, limmarakeng tsa meroho le litholoana, libaka tsa polokelo tsa indasteri le tsa merafo le libakeng tse ling.Ka nako e ts'oanang, e le motlakase oa DC bakeng sa likoloi tse hloekileng le tse se nang tšilafalo, o boetse o sebelisoa haholo libakeng tsa lipalangoang tsa sechaba, lipapali le boithabiso.