3 ms·
Batteries also aren't a problem because if the battery dies you can still use it as manual toothbrush.
by kemitche 9y ago
Batteries also aren't a problem because if the battery dies you can still use it as manual toothbrush.
- xxXXxx- 9y agoWhile technically true I have found it awfully awkward to brush manually with an electric toothbrush. I don't know if it's mental or the ergonomics are different.