How-To Geek on MSN

These new super thin trackers have paper batteries and wireless charging

They work with Apple Find My and Android Find Hub.
Nanowerk

Flexible, biodegradable bioelectronic paper for personalized wireless stimulation implants

(Nanowerk News) A research team, jointly led by Professors Jiyun Kim, Chaenyung Cha, and Myoung Hoon Song from the Department of Materials Science and Engineering at UNIST, has unveiled the world’s ...