Barcode printers work in integration with test devices to produce a label for each test result, in order to stick barcodes containing parameters such as product serial number, batch number, date, test pressure, test time, amount of leakage, APPROVEDL/REJECTED on the tested products. By integrating barcode readers into the test device, it provides the opportunity to perform retrospective control by associating the test parameters and serial numbers of the product with the tests.

Parameter Name	Parameter Value
Portability	fixed