Arie Lukkassen JE1RYS/KI6EWA giving a demo of his ESP8266 at the TIARA meeting

Jiyugaoka Tokyo Japan

1024x1370, 201 kB, 1/30s, f2.2, 4.2 mm, ISO 160, (Flash: Auto, Did not fire), iPhone 5s, 06/16/2017 19:40:36