Danho 1: Simbisa kuti system yekukombama yakamira sei
Usati waita odha. Tinovimba kuti munogona kupa hurefu, upamhi uye kukwirira kwenzvimbo inotonhorera, tembiricha inodiwa, tembiricha yepamusoro yemuno uye voltage. Kana muine madhirowa, zvinobatsira zvikuru kwatiri. Tichapa hurongwa hwenyu hwehunyanzvi uye tsananguro yehurongwa, sevhisi yakanaka kutanga kwakanaka kweodha.