Need more than 1? Choose the number of sets in the dropdown to receive a bulk buy discount up to 20% off Our Self Cleaning Robotic Vacuum Is Smart To Clean Every Corner Of The House. Joining 360Anti-Collision And Anti-Drop Technology With Anti- Scratch Glass Top Cover For Protection. Guiding The Smart Vacuum Cleaner Robot Navigate Around Obstacles And Avoid Bumping Into Objects Or Falling Off Stairs. Features: Name: Battery Sweeper Material: Abs Size: 20.0 Cm X20.0 Cm X10.0 Cm Weight: 420G Battery: 3Xaa (Not Included)