Philips Sonicare Series 3100 HX3673/14 Sonic Electric Toothbrush, 31000 movements/minute, 1 cleaning mode, pressure sensor, BrushSync function, 1 brush head, Black Our unique technology ensures a deep yet gentle clean. The powerful vibrations of the bristles create microbubbles that penetrate deep into the interdental spaces and along the gum, for a comforting experience. You will benefit from the equivalent of a month's manual brushing in just 2 minutes.** 62,000 brushing movements per minute gently clean your teeth, loosen bacterial plaque and remove it for an exceptional daily clean. Removes up to 3x more plaque than a manual toothbrush*The Sonicare electric toothbrush with advanced sonic technology is clinically proven to remove up to 3x more plaque* than a manual toothbrush. It removes plaque from your teeth and along the gum line while protecting your gums. Built-in pressure sensor protects your teeth and gumsThe built-in pressure sensor automatically detects the pressure you are applying, alerts you and automatically reduces the toothbrush's vibrations to help protect your gums. The toothbrush will beep intermittently to remind you to reduce pressure. 7 out of 10 people found that this feature helped them brush more effectively. Optimize your brushing with SmarTimer and QuadPacerThe 2-minute SmarTimer and 30-second QuadPacer guide you to brush for the recommended time, in all areas of your mouth, to ensure a thorough clean. Always know when to replace your brush headsAll brush heads wear out over time, so you need to be careful to ensure you get a great clean. Our BrushSync technology monitors how long you've used your brush head and how hard you've brushed. The BrushSync replacement reminder on the handle and a short beep let you know when it's time to replace it. Gentle start to ease the transitionOur Gentle Start program gives you the option of a gentle, gradual increase in brushing power over the first 14 uses of your new toothbrush. Battery life: 14 daysThe battery life is up to 14 days, so you can use it for long periods without charging. Makes your travel easierOur premium carrying case allows you to hygienically store your toothbrush, while our compact USB charging base keeps the battery charged while you're on the go. Get two weeks of regular use on a single full charge, and the charger is handy for longer trips. Use less. Reuse morePower adapters may seem small, but when you put them together, the plastic they're made of has a huge impact on the environment. By using a USB charger for your Philips Sonicare 1000-4000 series, you can use up to 189,210 kg less plastic each year. That's a significant amount, right?