Good self-defense weapon is already been used with me! From the weapon is not as many think, a pepper spray jet rausgeschossen no odor but a neutral mucus-like substance that meter hits the face at 2! The weapon switches to 100% of the attacker for as long until he comes to the aid of the police in my case to the mucous layer alone is not abwichbar you vereibt it only deeper into his eyes. But be careful if you yourself come into contact should wash their hands properly unzwar really right and 1 day in length own face not touch the otherwise burn your eyes and that is very painful !!!!! 1stern deduction because the ziehlen is very difficult.