Set up your eCommerce store with Woocommerce because it is free. Simply Woocommerce is not enough. You need to have WordPress with Woocommerce.

This is all about platforms. You need a domain. It comes around $12 and hosting in with $4 per month. There are some good websites like BlueHost, Siteground, GoDaddy, etc that provide you with domain and hosting.

However, this is not the end. As you are a newbie, you need to hire a web designer who can make a beautiful site for you. Finally, it depends on your budget on how many products you can sell. You need to incure around $1000 to $3000 to display at least 10 product variants in your website.