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 3756 & 3754 electric toothbrushes and replace the rechargeable battery. Applicable to the Professional Care, Pro and TriZone 600, 1000, 2000, 3000 and 4000 models and similar, marked with Type 3756 or Type 3754 only. ... Direct link to the 42mm x 14mm battery: http://toothbrushbattery.com/buy/oral-b-42mm-x-14mm-replacement-toothbrush-battery/ Direct link to the 49mm x 14mm battery: http://toothbrushbattery.com/buy/braun-vitality-49mm-x-14mm-replacement-toothbrush-battery/ ... For more detail please read the full in-depth guide with photos on our website at http://toothbrushbattery.com/guides where you will also find guides for other models. ... Skip to Replacing with Original Size Battery: https://www.youtube.com/watch?v=t9mRe4iNiSk Skip to Modifying and Replacing with Longer Battery: https://www.youtube.com/watch?v=DHmTRrnt6FY Skip to Reassembly: https://www.youtube.com/watch?v=t7iAY1qxG_s ... Buy your replacement toothbrush battery at http://toothbrushbattery.com