Yes, I ended up with Lora module seems to be the only solution for now.

Thats what I'm looking into, I heard claims that somebody had the chip running over year on small button 3V batteries ( two), Basically I need the chip to wake up at night ( once every day ), connect to server via wifi, read reply and perform some action.. than immediately go to sleep, but I doubt t...

Hello all, This might be a stupid question but I'm getting bit overwhelmed with possibilities and would like to focus on one that is the best. I need connect multiple ESP32 to local LAN ( or Internet ) but I need it at low power 3.3V batteries, this mean sleep for about 24hours than wake up, check s...