The component is used to create the EAN-8 barcode symbol.
The EAN-8 barcode symbology is also known as European Article Number 8, EAN8, UPC-8, GTIN-8, GS1-8, EAN/UCC-8, etc. It is a shortened version of the EAN-13 code that is intended to be used on packaging which would be otherwise too small to use one of the other versions. EAN-8 barcodes may be used to encode GTIN-8s which are another set of product identifiers from the GS1 System. The value to encode by EAN-8 has the following structure:
An EAN-2 or an EAN-5 barcode may be added for a total of 10 or 13 data digits.