Tracking device performance with 性能

Kanji Explanation: Ability and capability with 能

Professor Agasa gives Conan a tracking device. He eagerly looks for an opportunity to see how it works.

コナン:: 「そうだ！蘭(らん)に付(つ)けてこれの性能(せいのう)試(ため)してみっか！！」; “I know! I'll stick it on Ran and see how it performs!!”