This links to a node or nodes indicating the exact quantity of the products included in an [Offer](https://schema.org/Offer) or [ProductCollection](https://schema.org/ProductCollection).

The GTIN-8 code of the product, or the product to which the offer refers. This code is also known as EAN/UCC-8 or 8-digit EAN. See [GS1 GTIN Summary](http://www.gs1.org/barcodes/technical/idkeys/gtin) for more details.

The GTIN-14 code of the product, or the product to which the offer refers. See [GS1 GTIN Summary](http://www.gs1.org/barcodes/technical/idkeys/gtin) for more details.

The GTIN-13 code of the product, or the product to which the offer refers. This is equivalent to 13-digit ISBN codes and EAN UCC-13. Former 12-digit UPC codes can be converted into a GTIN-13 code by simply adding a preceding zero. See [GS1 GTIN Summary](http://www.gs1.org/barcodes/technical/idkeys/gtin) for more details.

The GTIN-12 code of the product, or the product to which the offer refers. The GTIN-12 is the 12-digit GS1 Identification Key composed of a U.P.C. Company Prefix, Item Reference, and Check Digit used to identify trade items. See [GS1 GTIN Summary](http://www.gs1.org/barcodes/technical/idkeys/gtin) for more details.

The transaction volume, in a monetary unit, for which the offer or price specification is valid, e.g. for indicating a minimal purchasing volume, to express free shipping above a certain order volume, or to limit the acceptance of credit cards to purchases to a certain minimal amount.

The interval and unit of measurement of ordering quantities for which the offer or price specification is valid. This allows e.g. specifying that a certain freight charge is valid only for a certain quantity.

The duration for which the given offer is valid.

The type(s) of customers for which the given offer is valid.

The typical delay between the receipt of the order and the goods either leaving the warehouse or being prepared for pickup, in case the delivery method is on site pickup.

The business function (e.g. sell, lease, repair, dispose) of the offer or component of a bundle (TypeAndQuantityNode). The default is http://purl.org/goodrelations/v1#Sell.

The delivery method(s) available for this offer.

The place(s) from which the offer can be obtained (e.g. store locations).

The beginning of the availability of the product or service included in the offer.

The end of the availability of the product or service included in the offer.

The availability of this item—for example In stock, Out of stock, Pre-order, etc.

The amount of time that is required between accepting the offer and the actual usage of the resource or service.

The payment method(s) that are accepted in general by an organization, or for some specific demand or offer.

Method used for delivery or shipping.

After this date, the item will no longer be available for pickup.

When the item is available for pickup from the store, locker, etc.

Password, PIN, or access code needed for delivery (e.g. from a locker).

The ISO 3166-1 (ISO 3166-1 alpha-2) or ISO 3166-2 code, the place, or the GeoShape for the geo-political region(s) for which the offer or delivery charge specification is not valid, e.g. a region where the transaction is not allowed. See also [eligibleRegion](https://schema.org/eligibleRegion).

The ISO 3166-1 (ISO 3166-1 alpha-2) or ISO 3166-2 code, the place, or the GeoShape for the geo-political region(s) for which the offer or delivery charge specification is valid. See also [ineligibleRegion](https://schema.org/ineligibleRegion).