pretty cool development, how long before a star trek type pin, might be more comfortable for some
it is amazing how much tech can be squeezed into a small space. then there are nuclear diamond batteries that last for 10s of thousands of years.
can be scary to think of the nefarious possibilities too.
Ultrathin Rechargeable Lithium Polymer Battery LP151020 3.7V 8mAh for Smart Ring - LiPol Battery Co. Ltd
Have you thought about a ring can only be the ring but also be the watch but not wear on the wrist? Here comes Smart Ring, which comes with ultra thin rechargeable lithium polymer battery LP151020 3.7V 8mAh and energy-saving LEDs, and as long as you rotate the ring, the time displays.
www.lipolbattery.com
it is amazing how much tech can be squeezed into a small space. then there are nuclear diamond batteries that last for 10s of thousands of years.
can be scary to think of the nefarious possibilities too.