The Philips Sonicare DiamondClean Smart toothbrush offers superior plaque removal and gum health improvement. With 4 modes and 3 intensities, it provides a personalized brushing experience. Connect to the Sonicare app for real-time feedback and coaching. The rechargeable design ensures convenience and sustainability. Features Removes up to 20x more plaque 4 Modes with 3 Intensities Visual Pressure Sensor BrushSync Technology USB Charging travel cases Bluetooth connectivity Smart Sensor technology QuadPacer and SmarTimer Key Materials/Function: Plastic/silicone handle; Lithium ion rechargeable battery; Synthetic nylon brush heads (various types); Bluetooth connectivity; Sonic technology (high speed vibration).Innovative oral healthcare solutions for a healthier smile.Use Twice Daily For Optimal Results.Electric Device: Do not use if pregnant or have pacemakers/implants without consulting a physician. Keep charging base away from water. Discontinue use if brush head is damaged.