In my mind, it was something like that : https://news.panasonic.com/global/press/data/2016/09/en160929-8/en160929-8.html https://news.panasonic.com/global/pres

In my mind, it was something like that : https://news.panasonic.com/global/press/data/2016/09/en160929-8/en160929-8.html https://news.panasonic.com/global/press/data/2016/09/en16092... Flexible batteries you can embad in a tissue wristband for example. But I don't know if it's possible to do so. Thanks for the link I will check it out asap.