Celestial Light( Dragon Compendium)
You gain the ability to produce light
Celestial Bloodline (DC) , Ability to cast 2nd-level arcane spells,
You can cast light five times per day as a spell-like ability (caster level equals your level in the arcane spellcasting class that granted you access to this feat). This ability does not affect your number of spells known or spells per day.