This an essential security feature. Aged people sometimes activate an appliance and forget it on. It is crucial for us to be informed about the activation of this appliance (ie > 200W) so we can...

@Wayne-TP Thanks. Done.

This is the plug:

Please get inspired from Smart Life app. Here is its trigger screen for Coolseer smart plug/socket:

Yes indeed buttons are very useful and easy to use. I have 3 of them powering On/Off 3 fans through 3 P110. But keep in mind that you also need a hub nearby like Tapo H100 or H200. Tapo Buttons work...

This is the relevant trigger screen of Smart Life app for Coolseer smart plug/socket: