Oral B Vitality - Replacing the Battery. : 3 Steps - Instructables
Amazon.com: Replacement Brush Heads Compatible with OralB Braun- Best Double Clean, Pack of 4 Electric Toothbrush Replacement Heads- for Oral B Pro, 1000, 8000, 9000, Adults, Kids, Vitality, Dual Plus! : Alayna: Health & Household