Update README.md

README.md

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 # 3-phase energy gauges card
-This Home Assistant card shows the current consumed or produced energy in 10 gauges for a 3-phase system.
+This Home Assistant card shows the current consumed or produced energy in 10 gauges for a 3-phase system. Perfect if you have solar panels.
+
+![alt 3-phase energy gauges card](https://github.com/Swerfer/3-phase_energy_gauges_card/blob/main/images/3-phase%20energy%20gauges.png?raw=true)
+
+## Prerequisites
+
+•	Energy meter sensors in HA.
+
+## How to install
+
+•	Copy the YAML from sensors.yaml and past it in your sensors.yaml file.
+
+•	Edit the energy sensors to match your energy sensors.
+
+•	Do a quick reload of the YAML configurations (Settings --> Restart Home Assistant --> Quick reload)
+
+•	Go to the dashboard of your choice, add a new manual card and past the YAML from card.yaml in the YAML editor.
+
+•	Save the card and you’re done.
+
+## Buy me a coffee
+[!["Buy Me A Coffee"](https://www.buymeacoffee.com/assets/img/custom_images/orange_img.png)](https://www.buymeacoffee.com/Swerfer)