PHILIPS Sonicare DiamondClean Series 9000 Sonic Electric Toothbrush HX9911/79, 4 brushing modes, 3 intensities, pressure sensor, BrushSync sensor, Sonicare app connectivity, 1 carrying case, 4 C3 heads, charging stand, pink An effortless white smileStart every day in style with advanced Sonicare technology for whiter teeth and oral health. Gentle on gums with a connected app for guidance and tracking. Choose from 4 modes and 3 intensities for a personalized brushing experience. An effortless white smile Whiter teeth in just 3 days* Connected app tracks progress Integrated pressure sensor Smart brush head recognition 4 modes, 3 intensities Carrying case Removes surface stains for whiter teeth in just 3 days* Improves smile brightness with advanced Sonicare technology. Polishing bristles remove up to 100% more stains than a manual toothbrush for visibly whiter teeth in just 3 days*. Tough on plaque, gentle on gumsThe C3 Premium Plaque Control brush head is designed to give you the deepest clean ever. The soft, flexible edges and bristles curve perfectly to the contours of your teeth, giving you 4x more contact surface and helping you clean hard-to-reach areas*** Sleek design for a premium brushing experienceDiamondClean 9000 features a striking design for a premium, ergonomic brushing experience that matches your style. The slim, compact travel case in a complementary color goes with you wherever life takes you. Advanced Sonication technology for a powerful yet gentle clean Powerful sonic vibrations move 62,000 times per minute to drive plaque-fighting bubbles between teeth and along gums. Removes up to 10x more plaque than a manual toothbrush. 4 modes and 3 intensities for a personalized brushing experience Choose from 4 brushing modes: Clean for exceptional everyday cleaning, White+ to brighten your smile, Gum Health for a gentle yet effective clean, and Deep Clean+ for an invigorating deep clean. Three intensity settings from low to high let you boost performance or care for sensitive gums. Pressure sensor lets you know if you're pressing too hard You may not notice that you're brushing too hard, but the DiamondClean 9000 will. If you need to let it go, your toothbrush will beep intermittently. It’s a reminder that lets you let your brush head do the work. BrushSync automatically selects the best mode for youSmart brush heads ensure you’re using the right mode and intensity for the best possible clean. When you use the C3 Premium Plaque Control brush head, the DiamondClean 9000’s BrushSync technology will automatically sync your brush head to Clean mode to whiten your teeth. Sonicare app for coaching and progress reportsDiamondClean 9000 gives you the guidance you need to improve and maintain healthy brushing habits between dental checkups. Built-in smart sensors let you know when you’re applying too much pressure. Plus, by connecting your brushing experience to the Sonicare app, a personalized activity report helps you stay on track, so you can see how much you’ve improved over time. User Manual