<https://duino4projects.com/build-open-wifi-finder-using-esp8266-two-coin-batteries/#webpage>
<http://schema.org/dateModified>
"2015-03-03T09:40:29+00:00"^^<http://schema.org/Date>
<https://duino4projects.com/build-open-wifi-finder-using-esp8266-two-coin-batteries/>