There are scratches and stains, but there are no problems with power. Power-on has been confirmed. Please refer to images 5, 6, and 7 for details. Batteries are not included. Instant purchase is welcome. Creates an invisible infrared wall to restrict the entry of Roomba or Braava into areas like doorways without steps. Also, the "Halo Mode" creates a circular no-entry area, allowing you to avoid pet water bowls, etc. 【 Compatible Models 】 ・Roomba s Series (s9+) ・Roomba i Series (i7+ / i7 / i5 / i5+ / i3+ / i3 / i2) ・Roomba e Series (e5) ・Roomba 900 Series (985 / 980 / 961 / 960) ・Roomba 800 Series (893 / 892 / 891 / 890 / 885 / 880 / 878 / 876 / 875 / 871 / 870) ・Roomba 600 Series (693 / 692 / 691 / 690 / 680 / 671 / 654 / 643 / 642 / 641 / 631 / 630 / 629 / 628 / 627 / 626 / 625 / 624 / 623 / 622 / 621 / 620 / 606) ・Braava jet m6 (m6)