About this itemGet a bright smile with this pair of AquaSonic DUO series rechargeable electric toothbrushes. The 40,000 VPM ultrasonic motor powers through plaque and tartar for optimal cleaning, while the 10 replaceable Dupont brush heads allow long-lasting use. These AquaSonic DUO series rechargeable electric toothbrushes have a water-resistant, IPX7-rated design for durability, and the ergonomic satin grip helps prevent slipping. Features