"The Oral-B B Dual Clean replacement brush head is twice as effective as a regular toothbrush, providing superior plaque removal results." "The head rotates from side to side in a vibratory manner while penetrating hard-to-reach areas." "2-minute timer: Signals after two minutes to help you refresh the recommended brushing time ", "Compatible with the following replacement toothbrush heads :Cross Action, 3D White, Sensitive Clean, Precision Clean, Floss Action, Deep Sweep, Ortho, Power Tip and Dual Clean", "Dental used toothbrush brand, Global - Oral-B (data on file)"