A novel feature more than anything else, the SmartRing lets you personalise your electrical toothbrush to flash as part of your favorite colour using the Oral-B app. Whilst it does not help you clean, it can be useful For those who have multiple electric toothbrush cope with in the lavatory. http://mediajx.com/story7536199/5-simple-statements-about-oral-b-toothbrush-in-united-states-explained