In 2021, Samsung added a solar panel to the back of its remote so that it could charge from the sun while sitting on the arm of a chair.
This year, it has come up with a new way to kill off the AAA battery market.
Its new version has a
tiny antennae that can harvest radio frequency signals emitted by wi-fi routers from a distance of up to 40m (131ft), allowing it to charge even when the sun isn't shining.
Samsung said that the device will be included with new TVs and other home appliances, although not much detail was given on the technical specifications.
https://www.bbc.co.uk/news/technology-59895079