The robber ran down Fourth Avenue toward 36th St. and the nearest train station, cops said.

Police activated the tracker and discovered he had appeared near Sara D. Roosevelt Park near Grand and Chrystie Streets.

Theodore Parisienne for New York Daily News

Joseph Jean-Louis was carrying $500. Police said he stole it from a TD Bank in Brooklyn. (Theodore Parisienne for New York Daily News)

Officers focused on the situation after receiving a clear indication that the signal was coming from the Vietnamese-Chinese restaurant.