div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=sound-activate-switch-state-of-output-relay-on-every-two-clap-this-can-be-use-tohtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Sound Activate Switch · state of output relay on every two clap This can be use to turn ONOFF lights and Fans Circuit Activates upon two clap sound and stays activate until another loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsmxreader033viewer20220423115ed91acf6714ca7f47692868html5thumbnails1jpg width=140 height=200 divdiv