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Repair guides, disassembly, and troubleshooting information for Oral-B Type 3745 electric toothbrushes. Identified by type number 3745.

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How to open the toothbrush and replace the battery

I wonder who to open the toothbrush and replace the battery. Is there a guide somewhere? Do I need a soldering iron for the battery? Thanks!

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Hi @peter41302

Here's a guide that shows how to replace the battery in the toothbrush.

You will need to use a soldering iron to do the battery replacement

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Thank you very much!

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Peter crwdns2934231:0crwdne2934231:0
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