Oral-B Triumph Professional Care 3731 Toothbrush Battery Narrow Tabs 50mmLx17mmD | eBay
Amazon.com: Replacement Battery Part No.3731,3738 for Oral-B Professional Care 8000,Professional Care 8300,Professional Care 8500,Professional Care 9500,Triumph 4000,Triumph 5000,Triumph 9000,9400,9500,9900 : Health & Household
Amazon.com: FDK Replacement Battery Compatible with Braun Oral-b Triumph Professional Care (Type 3731 or 3745) Toothbrush (42mm Long, 17mm Diameter, 2150mAh) : Everything Else
Oral B Triumph 3731 Charger Mount - Etsy
New 2500mAh Ni-MH Battery For Braun Oral B 3745 3762 7000 3731 P7000 D25 D28 Electric Toothbrush 1.2V 42mm x 17mm Batteries - AliExpress
Amazon.com: HQRP 49x17mm Battery Compatible with Braun Triumph ProCare 9900 9500 9400 9000 3731 Toothbrush Replacement : Health & Household
New Rechargeable Battery For Oral-B 3731,3738 2500mAh / 3.00Wh | eBay
Premium Battery for Oral-B 3738, 3731, Triumph 9900, Professional Care 9500 NEW | eBay
Amazon.com: Replacement Battery Part No.3731,3738 for Oral-B Professional Care 8000,Professional Care 8300,Professional Care 8500,Professional Care 9500,Triumph 4000,Triumph 5000,Triumph 9000,9400,9500,9900 : Health & Household
Amazon.com: FDK Replacement Battery Compatible with Braun Oral-b Triumph Professional Care (Type 3731 or 3745) Toothbrush (48mm Long, 17mm Diameter, 2700mAh) : Everything Else