Replacement Battery for Braun Oral B Triumph 5000 9000 9500 9900 Electric Toothbrush Batteries 49mm x 17mm - AliExpress
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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Replacement Toothbrush Battery for some Braun Oral-B Triumph 5000 9000 9500 9900 602589723365 | eBay
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CS Toothbrush Battery For Triumph 4000 5000 9000 9000 9500 9900 Professional Care 8000 8300 8500 9500Fits 3731 3738 - AliExpress
Cameron Sino 2000mAh Battery for Oral-B Triumph 4000, Please note the sizes - AliExpress
Battery Replacement Guide for Braun Oral-B Triumph v2 Toothbrush incl. 4000, 5000, 6000, 7000 Pro - YouTube