The Philips Sonicare 1100 Power Toothbrush HX3641/02 is designed to deliver effective everyday oral care performance with advanced sonic cleaning technology and gentle plaque removal. Featuring Sonicare technology with up to 31,000 brush strokes per minute, it helps drive fluid between teeth and along the gumline for a deeper clean compared to manual brushing. The built-in QuadPacer and SmarTimer systems help guide proper brushing timing and improve brushing consistency across all areas of the mouth. Its EasyStart feature gradually increases brushing intensity during the first 14 uses to help users comfortably transition from manual brushing. Built with a slim ergonomic rechargeable design and up to 14 days battery life, it provides convenient daily oral care performance at home or while traveling.