eli5; how do (built in) rechargeable batteries in a toothbrush or shaver last for ten years, but AA batteries die after 2 years of use? 205 viewsDecember 31, 2023 Question100.55K July 28, 2023 0 Comments I don’t leave my shaver on charge, but my toothbrush is always in the charging holder, so it can’t be a difference cycled charging. I have a 20 year old toothbrush which I use for polishing jewellery, stick it on charge and it’s good to go. In: 18 3 Answers ActiveNewestOldest Anonymous Posted July 28, 2023 0 Comments Your only using like 5% of the battery in there toothbrush or shaver at a time and then charging it again. If the battery wears out to the point where it’s at 15% capacity you’ll never really notice if you charge it after every use You are viewing 1 out of 3 answers, click here to view all answers. Register or Login
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