The iRobot Roomba Cleaning Head Module is a brush head/tool attachment designed for use with select iRobot Roomba models, including the i3, i4, i5, i6, i7, and J7 series. This electric cordless module features Dirt Detect technology to efficiently clean your home and is made of durable plastic material in a sleek black color. The set includes a motor and is compatible with the specified Roomba models, providing a convenient and effective solution for maintaining a clean home.