Sonic Brush High Quality 
Sonic toothbrush uses "patent certification - constant core technology" to stabilize the bristles up to 31,000 times per minute in a straight line, transforming toothpaste and water into thousands of microbubbles in the mouth, and the impact of microbubbles ( That is, "Hengjieli" can safely wash the dead corners of the mouth, disintegrate a large number of plaque, and make the teeth clean as new.
About the product
Unique sonic technology: With up to 31,000 brush strokes per minute, exceptional plaque removal between teeth and along the gumline. Removes up to 6x more plaque than a manual toothbrush.
Rechargeable toothbrush with 2 weeks lifetime between charges
30 second timer helps ensure recommended brushing time.
3 modes: Clean, Massage, White
IPX 5 waterproof toothbrush, IPX 7 charger stand. Comes with 2 Brush heads