<https://duino4projects.com/build-open-wifi-finder-using-esp8266-two-coin-batteries/#webpage>
<http://schema.org/datePublished>
"2015-09-07T09:32:47+00:00"^^<http://schema.org/Date>
<https://duino4projects.com/build-open-wifi-finder-using-esp8266-two-coin-batteries/>