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Battery-free toothbrush is powered with a twist
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Battery-free toothbrush is powered with a twist
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1st November 2017, 05:41
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| [M] Reviewer  Join Date: May 2010 Location: Romania
Posts: 148,578
 |  Battery-free toothbrush is powered with a twist Battery-powered toothbrushes are convenient if you don't like brushing your teeth the old-fashioned way, but they have a catch: batteries. Typically, you either need to dock your brush (and remember to carry a charger with you on long trips) or toss... https://www.engadget.com/2017/10/31/...ee-toothbrush/ |
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