It’s really hard to overstate how awesome ESP8266 development boards like the Wemos D1 Mini really are. For literally a couple of dollars you can get a decently powerful Wi-Fi enabled microcontroller ...

Looks like this is the best forum for this, but if it's not, I'm happy to move it...<BR><BR>I'd like to put a motion sensor in a basement, and all I need to do is record if it's triggered overnight.

Recently, I exhausted my stock of common passive infrared (PIR) motion sensor modules and was looking for a new one to play with. I searched the web for a small type with self-contained electronics.