This can determine what a magic item does, but not it's command words (if any), exactly how powerful the item is or the number of uses it may have left.

This is Common among Witches, but is otherwise Rare.

Detect (Magic, Occasional) [12] 
    Cosmic (No Die Roll Required) [+100%] 
    Analysis Only [-50%] 
    Magical [-10%] 
    Spell Components [-20%] 
        Must say "insight" in Latin 
        Must gesture with hands 
Level 2 [14] 
    Add Extended Duration (x3) [+20%] 
Levels 3-7 [15/17/19/21/23] 
    Improve Extended Duration by 1 step [+20%]