pain touch

[DM Spartacus]

Pain Touch
Type of feat: Class
Prerequisite: Cleric with the Suffering domain
Required for: None
Specifics: The cleric has the ability to infuse the essence of pain into a single ray once per day. With a ranged touch attack, the cleric deals 1d6 points of damage to the target's strength. This damage increases by 1 point for every 2 caster levels, to a maximum of 1d6 + 5 points.
Use: Selected.

I am told this targets user if anyone has any knowledge