1/4 - HOW TO Siren with delay module -entering time- eWelink / Sonoff alarm - Link schematic below

eWelink 4.0/Sonoff alarm : apply a delay to a siren - Entering time .
In this video ; siren with a 12 v module that activates after an adjustable delay (1 - 30 secs). IE gives you sufficient time to disable the alarm before the siren get's triggered.
Thumbs up and please subscribe if you like the video, thanks for watching.
Links below to some of the products i used in the video:
►ANGEEK NE555 Monostable delay Switch: amzn.to/2WwAJlQ
►Mini Wired Strobe Siren: amzn.to/2UrdaID
►Schematics link : ibb.co/yntHcLQ