Esp32 alarm notification to cell phone

i want to send an alarm notification to a cell phone when a sensor value rises a certain level.
Using Esp32 and built in Hall sensor. How to do that even when the phone is in standby.

best regards


Hi, this seems like a proyect that doesn’t involve the platform, here we comment about doubts and issues related with the platform.

Although surely we can help you to achieve your goal, I recommend you to post your requirement in another forum (like that are intended to attend this kind of posts, to keep order in this forum and mostly because overthere surely there are more experienced coders with your particular issue and devices you are working with, and can provide you a more accurate and aproppriate answer.

Hope this helps.