This metal box is designed to represent a fire when performing fire drills in a building. Place this box in a particular location and start the battery powered strobe. Building occupants will treat this very visible box as a fire and proceed to follow fire drill procedures. Includes highly visible metal box with strobe, (8) D alkaline batteries (to order replacement batteries, see below), (2) keys to lock the box and mounting hardware. 13"H x 13"W x 4"D