How to create an invoice for a solar business in India?

To manage solar business in India, we request you to please follow the steps mentioned below:

Step 1: Please add the required item in the Products and Services section.
For example, I have added Solar Panels.

Step 2: Add the Services which you provide as well.
For example, I have added installation services.

Step 3: Go to Sales invoices, and add the Products and Cretae Invoice.