In Minecraft, the items are all the objects that the player can hold in his hands or that he can wear: swords, tools, armors, food, vehicles and decorations.
A main part of the mod is the communicator a item that allows you to travel to different planets and access the store.
Blocks are also items when they aren't placed but they are in player's inventory.
For a better StarWars atmosphere, this mod includes a long list of new Items which make the game more interesting. The most famous example are the lightsabers, powerful laser-swords used by Jedi and Sith.
The items avaible in this mod aren't for fighting purpose only, you can get vehicles to use, special objects to improve your stats, parts of the new Power-System, etc.