Ntlo ea sensor ea boemo ba metsi eo re e hlahisang e nyane ka boholo, ho bonolo ho e kenya, 'me thepa ha e kenelle metsi, e thibela mocheso ebile e thibela ho bola.
'Mele oa ntlo ea sefene o na le PP le SAN.Ntlo ena ea sefene e loketse ka ho khetheha bakeng sa litefiso tse phahameng tsa phallo.Ntlong ea filthara ea likarolo tse tharo, ho kenyelelitsoe bypass.