Philips Sonicare 4300 Protective Clean Rechargeable Sonic Toothbrush uses advanced sonic technology that pulses water between teeth, and its brush strokes break up plaque and sweep it away for an exceptional daily clean. 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. 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. Philips Sonicare Protective Clean emits a gentle pulsing sound and lets you know if you're pressing too hard and remind you to ease off on the pressure. Items included - 1 Sonicare toothbrush handle, 1 W2 optimal white brush head (standard size), 1 charging base, 1 hygienic travel cap. 2-year limited warranty.