Staff of Night

Staff of Night: The staff of black wood carved with runes of darkness, stars, and night, With one resembling a gargoyle. The staff has the following powers:
• darkvision 1 charage
• low-light vision (duration as if casting the darkvision spell) continuous
• dispel magic (only works against light creating spells) 1 charge
• darkness
• summon monster VI (summons one gargoyle, usable only once every tenday, 2 charges)
Caster Level: 11 th; Prerequisites: Craft Staff, darkness, darkvisoin, dispel magic, summon monster VI; Market Price: 50,000 gp; Weight: 5 lb.