Oral-B PRO 4000, Adult, Rotating-oscillating toothbrush, Daily care, Gum care, Sensitive, Whitening, 40000 movements per minute, Blue, White, 8800 movements per minute Oral-B PRO 4000. Purpose: Adult, Toothbrush type: Rotating-oscillating toothbrush, Teeth brushing modes: Daily care, Gum care, Sensitive, Whitening. Power source: AC/Battery, Battery type: Built-in. Width: 3.94" (100 mm), Depth: 7.01" (178 mm), Height: 9.96" (253 mm). Number of handles included: 1 pc(s), Number of brush heads included: 3 pc(s), Included brush heads: CrossAction, Sensitive, 3D White