The first intelligent brushing system from Oral-B that helps you brush as your dentist recommends. The innovative gum pressure assistant shows you the areas where you apply too much pressure to prevent gum problems. It is compatible with the Oral-B app and provides feedback for a gentler routine. Additionally, the visual pressure control with the customizable SmartRing reminds you when you are brushing too hard and automatically reduces the brushing speed. The Sensi UltraThin brush head features ultra-thin bristles for an exceptionally gentle clean to protect your sensitive gums. With the unique position detection technology and the round brush head, you'll never miss a spot again and remove up to 100% more plaque than with a conventional manual toothbrush. For healthier gums and a whiter smile from day one by removing surface stains. Additionally, the Genius 10100S features a lithium-ion battery that lasts over 2 weeks on a single charge. The premium charging travel case allows you to charge your smartphone and toothbrush using just one outlet. With the Oral-B Genius 10100S, you can't go wrong while brushing. It's no wonder that Oral-B is the number one toothbrush brand most recommended by dentists worldwide. The rechargeable electric toothbrush Oral-B Genius 10100S is compatible with the following Oral-B brush heads: CrossAction, 3D White, Sensi UltraThin, Sensitive Clean, Precision Clean, Deep Clean, TriZone, Dual Clean, Power Tip, and Ortho Care.