You are selling all Brand New items to be registered correctly change your account to a Business account then you can use the variation option for the manner you require. A Private account, the one you are using is for selling your unwanted, used items, say a garage , wardrobe, attic clear out.
As you've already registered with a personal account, here's how to upgrade to a business account:
- Go to Account settings in My eBay.
- Select Personal information.
- Select Edit next to Account type. You may be asked to sign in again.
- Select Confirm to upgrade to a Business account.
- Specify whether you operate your business as a legal entity or as a sole proprietor and select Continue.
- On the following page, enter your business information such as name, contact information, and returns policy. Then select Save.
Probably best to use a PC / laptop for this, and not the app or mobile browser. Chrome seems to work best on eBay.
@vikash123