I have several smart relays that monitor power usage, but some devices cannot be monitored this waylike the furnace for instance. So, it was time to install something for the mains power. Fortunately, Shelly got a hold of me and they had the perfect solution!
If you like this device and want to support the channel, consider picking up your own Shelly EM through their Amazon store using the affiliate link below:
https://amzn.to/42ePIQh