3) Harsashi yana da kauri sosai kuma ba shi da sauƙi ya zama tsinke.
4) Launin harsashi ba zai taba bayyana rawaya ba
5) Ground interface: a.Domin hana girgiza wutar lantarki da ke haifar da lalacewa ta cikin gida ta lalata wutar lantarki.Ƙaddamar da ƙasa don hana girgiza wutar lantarki lokacin da mutane ke amfani da kayan lantarki kamar kayan gida da ofisoshi.b.Baya ga aikin kariya na yau da kullun, idan aka yi tsawa, yana iya hana aukuwar walkiya, musamman wasu dogayen gine-gine.A wannan yanayin, dole ne a yi amfani da wayoyi na ƙasa da sandunan walƙiya, wanda ke rage haɗarin girgiza wutar lantarki sosai.Rage hadurran wutar lantarki.