He can hear the electric lock snapping shut behind him.

At its most basic there is a stand-alone electric lock.

It had an electric lock, like all the doors in pathology.

It appeared to have an electric lock of some type.

More often electric locks are connected to an access control system.

The front door of each stall is held closed by an electric lock.

He felt the flow of power as an electric lock clicked into place.

The electric lock on his side of the car clicked open.

These were hand operated with an electric lock to keep them closed.

He took out his keys and activated the electric lock.