Smartthings power outlet - dashboard pane - showing wattage

[GSzabados (Gabor Szabados)]

This is the topic what you should read along:

Custom Capability and CLI Developer Preview

Overview At SmartThings we want to provide tooling to allow developers to get their device integrations working in the SmartThings app. These changes will allow an integrator to move from using custom commands and attributes to custom capabilities. DTH Migration For Custom Capabilities In order to follow along with the example set forth in this guide, you will want to have the CLI set up, so make sure that you take this step first. You can download the CLI here from the releases tab and read more about it in the README. It is also recommended that you familiarize yourself with the concepts: Custom Capabilities Capability Presentations Walkthrough We are going to walk through a simple example of updating our Device Type Handler (DTH) so that devices installed with the DTH will be …

And I believe what you want is currently not possible. But if you will read the OP of the topic, you will see most likely what you can do.