The Oral-B Genius 6000 Power Rechargeable Electric Toothbrush removes up to 300% more plaque along the gum line vs manual toothbrush. Bluetooth communication allows the brush to connect with your smartphone to give you real-time feedback on your brushing habits. With 5 unique modes and a customizable SmartRing pressure sensor that lights up when you brush too hard, the Oral-B Genius 6000 will transform the way you brush. You can even customize the pressure sensor's color! Trust in the precision engineering of Braun and the dental expertise of Oral-B, the #1 brand used and recommended by dentists worldwide. 100% Satisfaction Guaranteed. Manufacturer Contact Information Customer support : (800) 566-7252 or (800) 566-ORALB