Enchen T501 Sonic Toothbrush (blue) Take care of your oral hygiene with Enchen. The T501 sonic toothbrush operates at a frequency of 31,000 vibrations per minute and features soft, rounded bristles that effectively remove food residues and stains without harming sensitive gums. The toothbrush is waterproof, making it easy to keep clean, and the long-lasting battery ensures extended usage time. Additionally, you can customize the toothbrush's performance by choosing from 3 modes: Clean, Sensitive, and Bright. The Enchen T501 sonic toothbrush has a powerful motor that generates vibrations at a frequency of 31,000 rotations per minute to effectively eliminate dirt and stains. It also has rounded, soft bristles that thoroughly yet gently clean the teeth, making it particularly suitable for sensitive gums. Enjoy a healthy, beautiful smile with Enchen.