About Philips Sonic Electric Toothbrush 3100 Series Black Sonic technology combined with our brush action gently removes plaque up to 3x better* than a manual toothbrush. Why its special Sonic technology Pressure sensor Quad Pacer and Smart Timer Other Details Up to 3x better plaque removal Sonic technology Pressure sensor QuadPacer and SmarTimer Slim ergonomic design
Especially, ultrasonic toothbrushes appear to remove dental plaque effectively and can considerably improve oral health.
