kingheroes Electric Toothbrush Set, Comes with 8 Brush Heads & Travel Case,4 Modes with 2 Minutes Built in Smart Timer, One Charge for 60 Days, 42000 VPM Motor (Black)

[Sonic Vibration] kingeroes C2PRO electric toothbrush adopts the latest sonic vibration technology. The metal shaft generates the vibration force. The vibration frequency can reach up to 42,000 times per minute. It can effectively remove plaque, whiten teeth and improve oral health. It produces vibrations like the sound of a sports car, rather than the tractor-like sound of a normal plastic shaft.