Improve your gum health up to 100% better than a manual toothbrush with the Protective Clean 5100 rechargeable electric toothbrush. It has a pressure sensor that protects teeth and gums from excess brushing pressure. Brush heads wear out over time. Our Brush Sync technology tracks how long you have been using your Optimal Gum Care brush head and how hard you have been brushing. Your electric toothbrush will beep to inform you when to replace your brush head. Customize your own brushing experience with your choice of 3 modes: Clean, White and Gum Care. The easy-start feature slowly increases the power of the brush as you get used to the Sonicare experience and the smartimer encourages a full 2 minutes brushing time as recommended by your dental professional. The battery charge indicator light lets you know when it is time recharge; 2-week battery life. Improves gum health up to 100 percent Customize your experience with the three different modes: Clean, White and Gum Care Pressure sensor protects teeth and gums from excess brushing pressure while improving your gum health up to 100% more vs a manual toothbrush Always know when to replace your brush head for an effective clean with Brush Sync replacement reminder Quad pacer and Smart timer helps ensure dental professional recommended 2-minute brushing time and encourages brushing in each quadrant of the mouth Batter charge indicator light lets you know when to recharge; 2-week battery life Speed: Up to 62000 brush movement/min Dimensions: 2.56 ″ L x 6.81 ″ W  x 9.33 ″ H Includes: 1 Protective Clean 5100 handle, 1 Optimal Gum Care brush head, 1 charger, 1 travel case Base Material: 100% Plastic Country of Origin: Imported