· Babban iko, fitarwa mai ƙarfi.
· Biyan buƙatun wutar lantarki na gaggawa a yanayi daban-daban.
· Manyan kariyar hankali guda 6: kariyar da'ira ta gajeru, kariyar ƙarfin lantarki, kariyar wutar lantarki ta wuce gona da iri, kariyar zafin jiki ta wuce gona da iri, kariyar ƙarancin wutar lantarki, da kariyar fitarwa ta wuce gona da iri.
· Tsarin na'urar roka ta sanda, mai sauƙin jawowa da saukewa.