The Oral-B Black 7000 with Bluetooth and Wireless Display 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 7000 features Oral-B's pressure sensor alert which tells you when you are brushing too hard. There are six distinct brushing modes which include Daily Clean, Deep Clean, Gum Care, Sensitive, Whitening, and Tongue Cleaning. 60-day money-back guarantee and 2 year warranty from Oral-B.