JT Eaton 907W Gold Key Mouse Depot Plastic Heavy Duty Tamper Resistant Mini Bait Station with Inspection Window, 3-11/16" Length x 5-1/4" Width x 1-7/16" Height (Case of 12) Dual mouse size entrances that holds any type of rodenticide Enclosed system deters consumption by pets or children Made for indoor and outdoor applications for commercial or residential use Comes in a 12-pack with an inspection window to monitor poison levels and pest activity Comes with a 1-year limited warranty