The Oral-B 6000 with Bluetooth lets you brush for a clean like your dental professional recommends, resulting in healthier gums and stronger teeth for life. Bluetooth connects to the Oral-B app for daily monitoring of your habits and personalized brushing routines. The 6000 features Oral-B's pressure sensor alert which tells you when you are brushing too hard. There are 5 distinct brushing modes which include Daily Clean, Deep Clean, Sensitive, Whitening, and Gum Care. 60-day money-back guarantee and 2 year warranty from Oral-B.