Roomba i3 Main Board Base Unit 2022 Model, No defects. ⚠️ Please note: This is the main board base unit only. You can transplant parts from Roomba i2, i3, and i7 to use it. ☆ The following parts are required for use: Main brush module Wheel module Edge brush module Dustbin Front wheel Battery Home base (charger) Others ♥ If you need the front wheel and edge motor, I will include them for free, so please comment. No comment → Main board base unit only will be shipped. Thank you very much.