Kills queen & entire colony. 6 Child resistant bait stations. Easy to use; Child-resistant; No vapor, fumes or odor. Ants enter bait station and eat the bait. Ants take this bait back to the nest. Ants pass the bait on to kill the queen and destroy the entire colony. Kills common household ants, including Argentine, Pharaoh, Cornfield, Odorous House and Pavement Ants.