NIB Philips Sonicare Optimal Clean Rechargeable Electric Toothbrush, 2-pack

These are new in box. There is one brush head missing but everything else is there. Model number is HX6829/31. Description from web: Features: Up to 10X More Plaque Removal vs. a Manual Toothbrush Pressure Sensor Alerts You When You're Brushing Too Hard Brush Head Replacement Reminder 2 Modes: Clean and White with Two Intensity Settings Includes a 2 Minute Smartimer with QuadPacer to Help Deliver a Consistent Clean Remove up to 10X more plaque removal Safe & gentle on sensitive areas, orthodontics & dental work Clean and White mode Philips Sonicare's advanced sonic technology Choose between high and low intensity settings Pressure Sensor protects teeth and gums from excessive brushing pressure Always know when to replace your brush head with the integrated reminder light Smart Timer lets you know when brushing is complete Product shipped in brown corrugate (frustration free) packaging