TPU isingaonekwe firimu imhando nyowani yemhando yepamusoro-inoshanda yekudzivirira nharaunda firimu, iro rinoshandiswa zvakanyanya mumotokari yekushongedza indasitiri yekugadzirisa. Iri izita rakajairika repachena pendi yekudzivirira firimu. Ine kuoma kwakasimba. Mushure mekukwira, inogona kuvhara pendi yemotokari pamusoro kubva kumhepo, uye ine kupenya kwakanyanya kwenguva yakareba. Mushure mekugadzirisa kunotevera, iyo firimu yekuputira mota ine scratch yekuzvipodza kuita, uye inogona kudzivirira iyo pendi pamusoro kwenguva yakareba.