Specifications product features please note on flick of the baton, it will expand, and it does not collapse once extended, and forms a rigid iron rod, the tip of the same i.e., the antennae/top knob, delivers agonizing pain when hit with force, delivering agonizing pain, to close it to its contracted position, have to tap the top antennae of the extended rod, in a perpendicular position on float, and so it will start collapsing into one another.​