The main purpose of this page is to provide them with complete specifications of the services you provide
You should know that customers come to your website to know about your business and what benefit it offers for them.
While making your service page, always keep in mind that the customer may be new to your website and may even be feeling lost there.
So, provide all the information in such a manner that help guide them. If the website is suited to their needs, they will look for more details on the product or service you offer.