<b>Whitens teeth in just one week</b><br>Click on the W2 Optimal White brush head to remove surface stains and reveal a whiter smile. With its densely packed central stain-removal bristles, it's clinically proven to whiten teeth in just one week.<br><br><b>Choose from three modes</b><br>With a choice of three modes, this toothbrush allows you to customise brushing to your own needs. Clean mode is standard for superior cleaning. White is the ideal mode for removing surface stains. And Gum Care mode adds an extra minute of reduced-power brushing, so you can gently massage your gums.<br><br><b>Safe and gentle on sensitive areas, orthodontics and dental work</b><br>You can be sure of a safe brushing experience: our sonic technology is suitable for use with braces, fillings, crowns and veneers, and helps prevent cavities and improve gum health.<br><br><b>Philips Sonicare's advanced sonic technology</b><br>Philips Sonicare's advanced sonic technology pulses water between your teeth, and its brush strokes break plaque up and sweep it away for an exceptional daily clean.<br><br><b>Lets you know when you're pressing too hard</b><br>You may not notice if you're brushing too hard, but your toothbrush will. If you start taking it out on your gums, the toothbrush will make a pulsing sound as a reminder to ease off on the pressure.<br><br><b>Connects smart brush handle and smart brush heads</b><br>A microchip-enabled technology that detects and synchronises the smart brush head with the smart handle. The smart handle and smart brush head pair is a powerful combination that enables Smart replacement reminders.<br><br><b>Always know when to replace your brush heads</b><br>All brush heads wear out over time. But our BrushSync technology tracks how long you've been using your brush head for, and how hard you've been brushing. When it's time to replace it, a light on your handle and a short beep will let you know. That way, you can be sure your brush head is doing a good job.<br><br><b>Encouragement to brush thoroughly</b><br>Our QuadPacer lets you know when you've spent just the right amount of time cleaning each part of your mouth, while our Smartimer tells you when you've brushed for the recommended two minutes.<br><br><b>Makes traveling easier for you</b><br>Our premium travel case lets you store your toothbrush hygienically, while our compact charging base keeps you topped up when you're on the go. You do get two weeks of regular use from a single full charge, but the charger's just the ticket for longer trips.Philips Sonicare ProtectiveClean 5100 ProtectiveClean 5100 HX6856/29 Sonic electric toothbrush with accessories. Purpose: Child, Toothbrush type: Sonic toothbrush, Teeth brushing modes: Daily care, Deep clean, Gum care, Sensitive, Whitening. Power source: Battery, Battery type: Built-in battery, Battery technology: Lithium-Ion (Li-Ion). Number of handles included: 1 pc(s), Number of brush heads included: 2 pc(s)