key fob

US /ˈkiː fɑːb/
UK /ˈkiː fɑːb/
"key fob" picture
1.

키 리모컨, 스마트 키

a small remote control device that allows you to lock and unlock a car or other vehicle without using a key, and often to start the engine or open the trunk remotely

:
I accidentally locked my key fob in the car.
실수로 키 리모컨을 차 안에 잠갔어.
My car's key fob needs a new battery.
내 차 키 리모컨 배터리가 다 됐어.