D-Con disposable mouse bait station. Cholecalciferol formulated to encourage repetitive feeding. 2 entry locations for mice and placement in corners. Ready to use, no need to touch the bait when placing. Window shows how much bait is left. Compact and low profile to fit in tight places. Mouse enter, feeds on bait, mouse exits, then dies later. Child (tamper resistant) resistant. Meets California Department of Pesticide regulation rule making. For indoor use only.