S520 Sonic Toothbrush - Accessories and Activated Coconut Charcoal PowderThe S520 oral care system includes a rechargeable toothbrush designed with sonic wave technology that provides 40,000 sonic strokes per minute, effectively removing plaque without irritating your gums. Its ideal for those hard to reach areas and removes even the toughest stains, leaving your teeth naturally whiter! Features: 40,000 sonic strokes per minute to effectively remove plaque without irritating your gums Removes microscopic plaque and