A device identifier for the package configuration that contains multiple units of the base package (does not include shipping containers).
For example: 4 glove boxes in a Carton -- Package DI =201 (the UDI on the Carton) 5 Cartons in a Case -- Package DI=301 (the UDI on the Case) contains a 5 cartons (with DI 201) with 4 glove boxes in a carton 10 glove boxes in a Carton -- Package DI=202 (the UDI on the Carton).