its an remote cover on for honda models as their is circuit nor electronic chip inside its an completely empty remote cover.can be purchased if the button of the old remote cover are damaged.from the back side their is an abttery cover u can close the cover after placing the bttery in it and press both the parts of the remote it has interlocking and no screws are applied make sure u place the electronic chip inside the remote properly then only both the parts of the remote will interlock.