public AGV(AssetManager assetManager, boolean isLoaded, Vector3f location){

        this.isLoaded = isLoaded;
        this.location = location;
        
        Box container1 = new Box(WIDTH, HEIGHT, DEPTH);
        Geometry cont1 = new Geometry("Container", container1);
        Material cont1Mat = new Material(assetManager, 
        "Common/MatDefs/Misc/Unshaded.j3md");
        cont1.setMaterial(cont1Mat);
        cont1.setLocalTranslation(location);
        attachChild(cont1);
    }