A WooCommerce Custom Field is a product field PriceFetchWP uses to store the external product URL associated with a WooCommerce product.
By default, PriceFetchWP uses:
external_price_fetchThe WooCommerce custom field must have a name and value for PriceFetchWP to run on that external/affiliate product.
Choose any custom name you would like, but know that the custom field name on your products must match the custom field name in the PriceFetchWP settings.
The custom field value should be the direct link to the external product.
