Scan, Pack and Ship > Item Packing Units > Packing Quantity Units
  
Packing Quantity Units
The packing quantity unit is expressed as one of the following:
Item ship quantity
Item inner quantity
Item outer quantity
Lot ship quantity
Lot inner quantity
Lot outer quantity
Serial number
The packing quantity is determined at an item line level. Therefore, you can pack items on the same transaction in different quantity units.