Battery Replacement Guide for Braun Oral-B Type 3756 & 3754 Professional Care and TriZone Toothbrush

This guide will show you how to open the Braun Oral-B Type 3754 & 3756 electric toothbrushes and replace the rechargeable battery. Links for buying the batteries are below. Applicable to the Professional Care, Pro and TriZone 600, 1000, 2000, 3000 and 4000 models and similar, marked with Type 3754 or Type 3756 only.
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Direct link for buying the 42mm x 14mm battery:
https://toothbrushbattery.com/buy/ora...
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Direct link for buying the 49mm x 14mm battery:
https://toothbrushbattery.com/buy/bra...
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For more detail please read the full in-depth guide with photos on our website at https://toothbrushbattery.com/guides/... where you will also find guides for other models.
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Skip to part 2a - Replacing with Original Size Battery:
   • Part 2a - Replace With Original Size ...  
Skip to part 2b - Modifying and Replacing with Longer Battery:
   • Part 2b - Modify And Replace With Lon...  
Skip to part 3 - Reassembly:
   • Part 3 - Reassembly  
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Buy your replacement toothbrush battery at https://toothbrushbattery.com/shop/?u...


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