net ic ▁stri ps ▁are ▁used ▁to ▁block ▁off ▁areas ▁that ▁the ▁Tr il ob ite ▁should ▁not ▁enter , ▁and ▁inf ra red ▁sens ors ▁( on ▁the ▁Mark ▁ 2 ▁model ) ▁protect ▁it ▁from ▁falling ▁down ▁st airs ▁or ▁off ▁led ges . ▁ ▁Elect rol ux ▁has ▁dis cont in ued ▁the ▁Tr il ob ite , ▁removing ▁any ▁product ▁information ▁from ▁its ▁website , ▁referencing ▁instead ▁its ▁Wikipedia ▁page ▁for ▁information . ▁ ▁In ▁September ▁ 2 0 1 6 , ▁Elect rol ux ▁introduced ▁the ▁successor ▁to ▁the ▁Tr il ob ite , ▁the ▁Mot ion S ense . ▁An ▁international ▁version ▁of ▁the ▁te aser ▁video ▁was ▁released ▁in ▁January ▁ 9 , ▁ 2 0 1 7 . ▁ ▁Pat ents ▁describing ▁features ▁of ▁the ▁Tr il ob ite ▁ ▁W O ▁ 0 2 0 6 7 7 4 4 ▁( A 1 ) ▁ ▁W heel ▁support ▁arrangement ▁for ▁an ▁autonom ous ▁clean ing ▁appar atus . ▁ ▁W O / 1 9 9 7 / 0 4 0 7 3 4 ▁Aut onom ous ▁device . ▁ ▁US P TO ▁ 7 6 4 7 1 4 4 ▁Ob st acle ▁sens ing ▁system ▁for ▁an ▁autonom ous ▁clean ing ▁appar atus . ▁ ▁US 5 9 3 5 1 7 9 A ▁System ▁and ▁device ▁for ▁a ▁self ▁orient ing ▁device ▁( the ▁ul tr ason ic ▁detection ▁system ) ▁ ▁See ▁also ▁ ▁Dom estic ▁rob ots ▁ ▁List ▁of