Amazon offers the Oral-B Professional Healthy Clean + ProWhite Precision 4000 Electric Toothbrush, model no. 6905585689, for $85.97. Clip the on-page coupon to drop it to $65.97. (Price will show in cart.) With free shipping, that's the lowest total price we could find by $18, although we saw it for $26 less after a rebate a year ago. It features an ergonomic handle, FlossAction technology, four cleaning modes, timer, and a pressure indicator to warn when brushing too hard. Deal ends December 27.