Sensonic Professional ToothbrushSR-1000WThe Waterpik Sensonic Professional Toothbrush is an advanced, high-speed toothbrush designed for powerful, yet gentle, plaque removal. The Sensonic Professional Toothbrush features a new ergonomic design and a bristle speed that is 25% faster than other leading brands. It is clinically proven to remove significantly more plaque than other sonic toothbrushes.- 4 -Benefits: Clinically proven more effective in reducing plaque than other leading sonic toothbrushes- 4 -Promotes healthy gumsNaturally whitens teethProduct Features: 2 speeds: high for superior plaque removal and low for gentle cleaning and gum massage2 minute timer30 second quad timer for thorough brushing of the four quadrants of your mouthCharger base with recharge indicator lightErgonomic handle design with no-slip gripAdvanced brush head designTwo-year warrantyIncluded with Unit: 2 - Advanced Brushes 2SRB-2W Extra soft, round-ended bristles buff the tooth surface and target hard-to-reach areas between teeth and below the gumline1 - Interdental Brush 2SIP-2W Specially shaped to gently but effectively, clean trouble areas between teeth