Philips Sonicare 4100 is the perfect way to introduce a power toothbrush into your oral healthcare routine, brightening your smile and removing 7X more plaque than a manual toothbrush. Designed to provide a gentle, effective clean, EasyStart™ technology adjusts the power level over the first 14 uses to help you adjust to dentist-recommended brushing habits. Sonic technology equipped with SmarTimer™ and QuadPacer™ will guide you through your oral health routine, delivering a thorough yet gentle cleaning experience.