Amazon offers the Philips Sonicare 2 Series Plaque Control Rechargeable Toothbrush, model no. HX6212/05, for $44.99. Clip the $10 off coupon to drop it to $34.99. With free shipping, that's the lowest total price we could find by $5. It features sonic cleaning, up to 31,000 brush strokes per minute, a two-minute timer, travel case, and extra brush head.