Model HX 4101. Naturally whiter teeth. Superior plaque removal. Healthier gums. Not all power toothbrushes are created equal. Only Sonicare combines 31,000 brush strokes per minute and extra-wide sweeping motion to create dynamic fluid cleaning action. Inspired by the sonic technology used in dental offices. Sonicare's unique dynamic fluid action gently and effectively reaches deep between teeth and below the gum line. Naturally Whiter Teeth: Clinically proven to significantly reduce coffee, tea, and tobacco stains for naturally whiter teeth in just 28 days. Superior Plaque Removal: Clinically proven to remove significantly more plaque than a manual toothbrush; Safe for use with braces, dental work, implants, and sensitive teeth. Improves Gum Health: Clinically proven to reverse gingivitis and help shrink periodontal pockets. All Sonicare Models Feature: Patented Sonic Technology - Creates high speed bristle motion and dynamic fluid cleansing action. Smartimer - 2-Minute timer helps ensure dental professional recommended brushing time. Easy-Start - Gently increases brushing power over first 12 uses. Helping you get accustomed to electric tooth brushing. Extra Soft Bristles - Extra-soft, end-rounded bristles are gentle on teeth and gums. Used by More Dental Professionals: Sonicare is the brand personally used by more U.S. dental professionals than any other power toothbrush. Full charge lasts for up to 2 weeks of normal brushing. Advance 4100 Includes [Previously named Personal 4100 (PS)]: 1 Sonicare Toothbrush with Brush Head (Standard Size); 1 Charger Base with Easy-Wrap Cord. UL Listed Personal hygiene appliance. 2 Year Warranty.
Sonicare's Advance 4100 (previously known as the PS-1) cleans with an ultrahigh-speed motion, leaving teeth feeling sparkling fresh. Extra-soft bristles let the user apply as much pressure as desired, making the Sonicare perfect for people with sensitive teeth, braces, and implants. While proven to be as or more effective than manual brushing for removing plaque and preventing gingivitis, the Sonicare Advance is also guaranteed to remove 80% of tobacco, tea, and coffee stains in just 28 days. The Smartimer function takes the guesswork out of how long to brush by automatically shutting off the brush after two minutes. The 4100 includes one standard-size brush head, a charger base, and a handle that holds its charge for up to two weeks, making it ideal for travel. A two-year warranty covers the handle and charger against defects. --Ann Bieri