Kebul mai sassauƙa tare da allo mai kariya daga tasirin lantarki, don watsa siginar analog da dijital, dacewa da ƙayyadaddun shigarwa da na'urorin hannu a cikin samar da na'urar, don tsarin lantarki, kwamfuta da tsarin aunawa, a cikin wayar hannu da samarwa.eyors, don na'urorin ofis.Amfani tare da canzawa yana yiwuwa ne kawai idan ba a fallasa shi ga damuwa da kayan inji ba.Dage farawa a bushe da damp wuri, amma waje aikace-aikace ba da shawarar, sai dai a cikin lokuta na musamman karkashin kariya daga hasken rana kai tsaye.Ba don kwanciya kai tsaye a cikin ƙasa ko ruwa ba, ba a yi niyya don dalilai na wadata ba.Mai jurewa mai.