Braun Oral-B Type 4729 Professional Care Battery Replacement
WG® Replacement Battery 1400mAh 1.2V 42x14mm Compatible with Oral B Electric Toothbrush Type 4729 3746 Trizone PRO 400 500 550 600 650 700 Professional Care 450 550 5000 5500 6000 6500 7000 7400 7500 : Amazon.co.uk: Health & Personal Care
Akkutausch Oral-B Professional Care 500 - MatHags Blog
Braun Oral-B Type 4729 Professional Care Battery Replacement