Prohibits a person from carrying onto, or possessing on, public or private elementary or secondary school premises, school-provided transportation, or areas of facilities while being used exclusively by public or private schools: (1) Any portable device manufactured to function as a weapon and which is commonly known as a stun gun, including a projectile stun gun which projects wired probes that are attached to the device that emit an electrical charge designed to administer to a person or an animal an electric shock, charge, or impulse; or

(2) Any device, object, or instrument that is used or intended to be used as a weapon with the intent to injure a person by an electric shock, charge, or impulse.

Makes an exception to the prohibition if the device is possessed and used solely for the purpose approved by a school for use in a school-authorized event, lecture, or activity conducted on the school premises.

Prohibits a person who is not a commissioned law enforcement officer and who provides school security services under the direction of a school administrator from possessing a device listed in (1) or (2) above unless he or she has successfully completed training in the use of such device that is equivalent to the training received by commissioned law enforcement officers.