Battery for Braun Oral-B 3731 3738 3745 Triumph Professional Care V1 2500mAh!! | eBay
Amazon.com: FDK OEM NiMH Replacement Battery Compatible with Braun Oral-b Triumph Professional Care Toothbrush with Narrow Tabs, (48L x 17D mm, 2700 mAh) : Everything Else
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Amazon.com: HQRP 49x17mm Battery Compatible with Braun Triumph ProCare 9900 9500 9400 9000 3731 Toothbrush Replacement : Health & Household
Akkutauschen.de - Braun Oral B Triumph 5000 toothbrush Type 3731 green - generalüberholtes Handstück