Replace a dead or malfunctioning battery in select models of Braun Oral-B electric toothbrushes.

• 49 mm long
• 14 mm diameter

Battery degradation is an inevitable part of your electric toothbrush's lifespan — extend it with this replacement battery. If your electric toothbrush won’t turn on, won’t hold a charge, or you simply experience poor battery life, this replacement battery may be what you need to fix it.

Braun Oral-B Vitality electric toothbrush (type 3709) and the Vitality Sonic (type 3737) fitted with Ni-MH batteries. It can also be used to upgrade the Professional Care and TriZone type 3754 or 3756 models if you make a modification to the battery holder. This battery also fits various rechargeable shavers, trimmers and hair clippers.

Kit Contents

• New Replacement Battery
• Opening Pick x3
• Spudger x2
• iFixit Opening Tool
• Angled Tweezers
• Precision Bit Driver
• 4 mm Precision Bit:
  • Phillips #0
  • Flathead 2.0mm
  • Torx Security TR6
  • Torx Security TR8

Compatibility
This part is compatible with Braun Oral-B Vitality electric toothbrush type 3709 and 3737.