(iv) are carried or possessed in accordance with the Firearm Concealed Carry Act by a person who has been issued a currently valid license under the Firearm Concealed Carry Act.
A "stun gun or taser", as used in this paragraph (a) means (i) any device which is powered by electrical charging units, such as, batteries, and which fires one or several barbs attached to a length of wire and which, upon hitting a human, can send out a current capable of disrupting the person's nervous system in such a manner as to render him incapable of normal functioning or (ii) any device which is powered by electrical charging units, such as batteries, and which, upon contact with a human or clothing worn by a human, can send out current capable of disrupting the person's nervous system in such a manner as to render him incapable of normal functioning; or