Oral-B Triumph Professional Care 3738 Toothbrush Battery Narrow Tabs 43mmLx17mmD | eBay
Battery Replacement Guide for Braun Oral-B Vitality Electric Toothbrush - YouTube
Akku für Braun Oral-B 3731 3738 3745 Triumph Professional Care V1 2500mAh !! | eBay
Replacement Battery for Braun Oral B 3745 3728 3762 7000 3731 P7000 D25 D28 Electric Toothbrush 1.2V 42mm x 17mm Batteries|Replacement Batteries| - AliExpress
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
Akkuwechsel für Oral B bzw. Braun - Triumph - Typ 3731 & 373
Akku-King Battery 42 x 17 mm replaces Oral-B 3731, 3738, 3762, HR-3U - NI-MH 2500 mAh 1.2 V - for Triumph 4000, 5000, 9000, 9500, 9900, Professional 8000: Amazon.de: Everything Else