Samsung has unveiled a small-sized solid-state battery for wearable devices, touted as the world’s first. Samsung Electro-Mechanics reportedly developed the device after three years of research and development.

The company claims that the new battery will boast the energy density of 200Wh/L, which is higher than lithium-ion batteries.

Media reports suggest that the South Korean tech firm has successfully created a prototype of this ultra-small solid-state battery.

To read more, click here.