NIB Sonicare 4100 Series Power Toothbrush. Color: white Say Goodbye manual toothbrush and hello to the Sonicare technology combined with their brush action which gently removes up to 7x better plaque than a manual toothbrush. Details: Sonicare electric toothbrush with advanced sonicare technology is clinically proven to remove up to 7x better plaque from your teeth and along the gum line while protecting your gums. Built-in pressure sensor automatically detects pressure you apply, warns you, and reduces the toothbrush vibrations automatically to help protect your gums. The toothbrush will make a pulsing sound as a reminder to ease off the pressure. 2 minute SmarTimer and 30-second QuadPacer guide you to brush for the recommended time in all areas of your mouth to ensure a complete clean. 14-day battery life