Keyless Car Door Lock System

Are you familiar with keyless door locking system? A keyless door locking system is actually controlled by a remote. The remote is an electronic device that is powered with batteries.

Today, this type of security system is already being used on cars. The remote of a keyless car entry system sends a radio signal to a device installed in the door of a car and thus the car door responds accordingly.

For more on keyless car lock system, watch the video below: