The only purpose of my project is to make the person's life easier.
Then it's not really an emergency is it?
then I would suggest getting an RTC module (Real Time Clock) for the 'timing'.
Thank you guys for your feedback.Can I just use delay ? It is not that bad if it is 35 minutes or 25 minutes. My error margin is pretty wide. Thank you.
I'm just afraid that the torque of my servo is not powerful enough.