Battery-free Cellphone

Paul G. Allen School · 432K views · 2017 · 1:01

Open on YouTube

Engineering & making (other)other

Why the open web links it

Demonstrates a battery-free cellphone that operates on micro-watts and enables real-time communication.

Linked by 23 independent sites, 6 of them widely read in the 2026-10 crawl of the open web, including washington.edu, haberturk.com, inverse.com, androidcentral.com, utm.my.