How can an electric toothbrush recharge its batteries when there are no metal contacts between the toothbrush and the base? | HowStuffWorks
![Do Electric Toothbrushes Really Clean Teeth Better Than Manual Ones? - iSmile Dental Care Union New Jersey Do Electric Toothbrushes Really Clean Teeth Better Than Manual Ones? - iSmile Dental Care Union New Jersey](https://ismiledentalcarenj.com/wp-content/uploads/electric-toothbrushes.jpg)
Do Electric Toothbrushes Really Clean Teeth Better Than Manual Ones? - iSmile Dental Care Union New Jersey
![Oral-B Pro 1500 CrossAction Electric Power Rechargeable Battery Toothbrush, Powered by Braun : Amazon.co.uk: Beauty Oral-B Pro 1500 CrossAction Electric Power Rechargeable Battery Toothbrush, Powered by Braun : Amazon.co.uk: Beauty](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/81qp3gMLNPL._AC_SY355_.jpg)
Oral-B Pro 1500 CrossAction Electric Power Rechargeable Battery Toothbrush, Powered by Braun : Amazon.co.uk: Beauty
![Best electric toothbrush 2023: Oral-B, Philips sonicare, Spotlight oral care and more | The Independent Best electric toothbrush 2023: Oral-B, Philips sonicare, Spotlight oral care and more | The Independent](https://static.independent.co.uk/2022/03/18/12/electric%20toothbrush%20copy.jpg?quality=75&width=1200&auto=webp)