also: テイザー
noun
Taser; stun gun
Refers specifically to the brand-name conducted electrical weapon. Often used generically for similar stun guns in casual speech.
警察官は容疑者にテーザーを使用した。
The police officer used a Taser on the suspect.
護身用にテーザーを携帯する人もいる。
Some people carry a Taser for self-defense.