[<button style="margin-top:15px">Help me build a query</button>](https://developers.google.com/google-ads/api/fields/v26/product_category_constant_query_builder) [<button style="margin-top:15px">Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)</button>](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v26/resources/product_category_constant.proto)

A Product Category.

## product_category_constant.category_id

Field descriptionOutput only. The ID of the product category.

This ID is equivalent to the google_product_category ID as described in
this article: <https://support.google.com/merchants/answer/6324436>.
Category`ATTRIBUTE` Data Type`INT64` Type URL`N/A` FilterableTrue SelectableTrue SortableTrue RepeatedFalse Selectable with The following fields/resources can be selected with this field:
[product_category_constant](https://developers.google.com/google-ads/api/fields/v26/product_category_constant)

## product_category_constant.level

Field descriptionOutput only. Level of the product category.
Category`ATTRIBUTE` Data Type `ENUM`
`LEVEL1``LEVEL2``LEVEL3``LEVEL4``LEVEL5``UNKNOWN``UNSPECIFIED` Type URL`https://developers.google.com/google-ads/api/reference/rpc/v26/ProductCategoryLevelEnum.ProductCategoryLevel` FilterableTrue SelectableTrue SortableTrue RepeatedFalse Selectable with The following fields/resources can be selected with this field:
[product_category_constant](https://developers.google.com/google-ads/api/fields/v26/product_category_constant)

## product_category_constant.localizations

Field descriptionOutput only. List of all available localizations of the product category.
Category`ATTRIBUTE` Data Type`MESSAGE` Type URL`https://developers.google.com/google-ads/api/reference/rpc/v26/ProductCategoryConstant.ProductCategoryLocalization` FilterableFalse SelectableTrue SortableFalse RepeatedTrue Selectable with The following fields/resources can be selected with this field:
[product_category_constant](https://developers.google.com/google-ads/api/fields/v26/product_category_constant)

## product_category_constant.product_category_constant_parent

Field descriptionOutput only. Resource name of the parent product category.
Category`ATTRIBUTE` Data Type`RESOURCE_NAME` Type URL`N/A` FilterableTrue SelectableTrue SortableFalse RepeatedFalse Selectable with The following fields/resources can be selected with this field:
[product_category_constant](https://developers.google.com/google-ads/api/fields/v26/product_category_constant)

## product_category_constant.resource_name

Field descriptionOutput only. The resource name of the product category.
Product category resource names have the form:

`productCategoryConstants/{level}~{category_id}`
Category`ATTRIBUTE` Data Type`RESOURCE_NAME` Type URL`N/A` FilterableTrue SelectableTrue SortableFalse RepeatedFalse Selectable with The following fields/resources can be selected with this field:
[product_category_constant](https://developers.google.com/google-ads/api/fields/v26/product_category_constant)

## product_category_constant.state

Field descriptionOutput only. State of the product category.
Category`ATTRIBUTE` Data Type `ENUM`
`ENABLED``OBSOLETE``UNKNOWN``UNSPECIFIED` Type URL`https://developers.google.com/google-ads/api/reference/rpc/v26/ProductCategoryStateEnum.ProductCategoryState` FilterableTrue SelectableTrue SortableTrue RepeatedFalse Selectable with The following fields/resources can be selected with this field:
[product_category_constant](https://developers.google.com/google-ads/api/fields/v26/product_category_constant)