Opti-Clean Cordless Rechargeable Power Plaque Remover Includes 3 Exclusive Triple-Clean Brush Heads with Patent-pending technology; Interproximal Brushes clean in and around teeth; Polishing bristles sooth tooth surfaces; Subgingival brisles clean under gumline; Easy push-on design; Color Indicator Ring; Recharges on its own compact storage base; UL listed.