Amazon.com: Replacement Rechargeable Battery Compatible with Some Selected Braun Oral-b Triumph Professional Care Toothbrush, Panasonic NiMH with Narrow Metal Tabs, 50 mm Long, 17 mm Diameter : Health & Household
Braun Oral-B Professional Care 9900 Triumph Ni-MH battery Replacement - iFixit Repair Guide
Batterie Remplacement 2000mAh Oral B Professional Care Triumph 3761 3762 3764 | eBay
WG® Replacement Battery 2000 mAh 1.2 V 42 x 17 mm Compatible with Braun Oral B Electric Toothbrushes Type 3764 Pro 4000, 5000 5550 6000 7000, Trizone 6000 6500 7000, Black White 6500 7000, DeepSweep 5000 5550 : Amazon.de: Health & Personal Care