The SEBO 9273AM ET-1 Vacuum Power Head enhances the cleaning performance of the FELIX Premium Onyx, Classic, Fun, Ice Blue and Felix Kombi. It is 12 inches in width. The advanced features included on the 9273AM are: Powerful Brush Action Carpet can be aggressively cleaned with power head brush action. Power Switch/ Indicator Gentle, brushless cleaning is made possible by the power switch/indicator that switches off the brush action. 4 Level Manual Height-Adjustment Various carpet heights and hard floor types can be cleaned with 4 level manual height adjustment. Easy Clog/ Jam Removal Any clogs in the power head can be easily cleared through an access door underneath the head. Also, if there is a brush roller jam the electronic brush will switch off automatically. Easy Brush Roll Maintenance At the press of a button the brush roller can be removed, cleaned or changed.