From Philips, the Sonicare 6500 Series Protective Clean Electric Toothbrush features:  3 Modes and 3 Intensities Safe & gentle on sensitive areas orthodontics & dental work. Advanced sonic technology Gentle pulsing sound emits if applying too much pressure Connects smart brush handle and smart brush heads Brush heads select optimal mode and intensity BrushSync tracks use of brush head and when to replace QuadPacer and Smartimer Philips Sonicare 2-year limited warranty Includes: ProtectiveClean handle. (2) W2 DiamondClean brush heads. USB Travel case. Charger.   Imported.