You gain darkvision.
Benefit
You can see in total darkness out to a range of 60 feet. Darkvision is black and white only but is otherwise like normal sight.
Modern System Reference Document © 2002, Wizards of the Coast, Inc.; Authors Bill Slavicsek, Jeff Grubb, Rich Redman, Charles Ryan, based on material by Jonathan Tweet, Monte Cook, Skip Williams, Richard Baker,Peter Adkison, Bruce R. Cordell, John Tynes, Andy Collins, and JD Wiker.