Aquasonic Black Series Ultra Whitening Electric 1 count (Pack of 1),\nProduct Details\n--40,000 VPM Smart Toothbrush: Beauty, brains and power. The Black Series is a world class modern battery toothbrush, designed as one of the most advanced travel toothbrush, packed with the most up to date technology. It features an ultra-powerful and industry leading motor producing 40,000 vibrations per minute, a lithium-ion battery, ultra-fast wireless charging, 4 mode operation, smart vibration timers, 8 DuPont engineered brush heads, and a custom travel case; all with a sleek ultra-slim, lightweight and IPX7 rated waterproof design.\n--ADA Accepted: Accepted by the American Dental Association (ADA) Council on Scientific Affairs. We put our money where your mouth is. Investing in premium oral care technologies has earned the Black Series the prestigious ADA seal of approval. This advanced electric tooth brush has shown efficacy in removing plaque and helping to prevent and reduce gingivitis. Bl.