What it is: A powerful yet gentle, ergonomic and elegant toothbrush with five sonic cleaning modes and premium quality bristles.What it does: The toothbrush is designed with five sonic cleaning modes, premium bristles and an industry-leading six week charge. It gives up to 36,000 sonic vibrations per minute for the deepest clean and five smart modes for a customized brushing routine: clean, white, polish, massage and sensitive.Set includes:- Electric toothbrush device- Two brush heads- USB charging cable- USA adaptor- Travel case- User manualHow to use: Place the bristles against the teeth at a 45-degree angle toward gumline. Move the bristles slowly, in a circular motion. Do not scrub teeth, but apply light pressure to allow sonic vibrations to deeply clean. Replace brush heads every three months.