Includes 1 main brush, 4 side brushes, and 3 high efficiency filters | | Compatible with the DEEBOT X1 Omni(Black) / X1 TURBO/X1/ X1 Plus Robotic Vacuum and Mop Cleaner | | ECOVACS Robotics recommends on average changing the main brush once, side brushes twice, and filters 3 times a year | | No assembly required | |