So you would like to monitor temperature and humidity in your home? The pp-Code WiFi sensor has you covered. It comes with email and SMS alerts when temperature or humidity falls outside the parameters you have specified.
More gadgets like this: here
You can use an external probe with this. The device connects to your WiFi network and sends logs to a web portal.
[Source]
Disclaimer: *Our articles may contain affiliate links. Please read our disclaimer on how we fund this site. As an Amazon Associate, we earn from qualifying purchases.