The Extra Support Equipment Pack contains the following:
- SP Support Equipment
Grants the following effects when equipped on a monster: SP recovery every turn and Battle Backup+.
- Defense Support Equipment
Grants the following effects when equipped on a monster: Status Abnormality Resistance and Damage Reduction.
- Light Skill Equipment
Gives the equipped monster access to the Saint Knuckles move (deals Light damage and absorbs HP equal to a portion of damage dealt).
- Dark Skill Equipment
Gives the equipped monster access to the Destruction Cannon move (deals Dark damage and a low chance of causing confusion).

More details on the official game page of Digimon Survive Extra Support Equipment Pack ...