The Sonicare ExpertClean HX9630/17 rechargeable sonic toothbrush features Smart brush head sensors, Smart brush head recognition, 4 modes and 3 intensities. This rechargeable toothbrush delivers the best plaque removal, gum health and whitening performance. Choose from Clean, White+, Deep Clean+, and Gum Health, with 3 intensity levels - high, medium, low, for a custom cleaning experience. The expertclean is proven to deliver up to 100% less gum inflammation and up to 7x healthier gums in just two weeks. Real-time tracking on the Philips Sonicare app lets you know when you've achieved a thorough clean, and coaches you to be a better, more mindful brusher. The ExpertClean HX9630/17 has a built-in pressure sensor that reminds you if you are brushing too hard with a pulsing sound so as to improve your technique and get a gentler, more effective clean. Moreover, the BrushSync Technology tracks your brushing frequency and intensity and gives you a replacement reminder by short beeps via the sensor on the brush handle. This toothbrush handle comes with a C3 Premium Plaque Control Brush Head that features soft, flexible bristles designed to curve around contours of your teeth, providing 4x more surface contact. A premium travel case is also included that makes traveling easier.