The Oral-B Pro 5000 SmartSeries Power Rechargeable Electric Toothbrush with Bluetooth Connectivity features a CrossAction brush head with bristles that reach deep between teeth for healthier gums. Bluetooth communication allows the brush to connect with your smartphone to give you real-time feedback on your brushing habits and create a dental care journey based on your oral health goals. The Visible Pressure Sensor on the brush lights up to tell you when you apply too much pressure to your teeth and gums to help prevent harmful over-brushing. The toothbrush features 5 cleaning modes and a timer to help you brush for a dentist recommended 2 minutes. Oral-B Pro 5000 is compatible with a variety of replacement toothbrush heads and includes a convenient travel toothbrush holder. vs a regular manual toothbrush Trust in the precision engineering of Braun and the dental expertise of Oral-B, the #1 brand used and recommended by dentists worldwide. 100. Do not use on children under age 3. Replace brush head every 3 months or sooner if brush head becomes worn or loose due to damage.