"car camera" is correct and usable in written English.
You can use it when referring to a camera mounted on a car or a camera used to record footage while driving. For example, "We installed a car camera to record our road trips."
Ms. Liu leapt from the car, camera in hand, and trudged through the snow.
The video, filmed on Jan . 23 , 2008by a patrol car camera, showed officers chasing a suspect, Anthony Warren, who lost control of his van and was ejected from a window in the crash.
Car Camera Voyager Pro [BrickHouseSecurity.com].
This sequence shows four vehicles traveling in the same direction as the car camera (our vehicle) and an oncoming truck.
The committee also found that Swansea and Neath Port Talbot enforcement teams were considering a car camera system to increase coverage of patrols, while Bristol had already introduced this.
[Excerpt: "Car Camera"; eight pages from Snowflake/Different Streets].
In December, he proposed the broad outlines of a spending plan that would restore merit pay and retirement benefits, put nearly $2 million into needed capital projects, and buy a fire truck, police cruisers and police car cameras.
And officials in Fresno and Sacramento recently released footage from body or patrol car cameras that captured controversial shootings by police.
He added that Ferguson police also secured late last year three car cameras and two body cameras through a Justice Assistance Grant program operated by the Department of Justice's Bureau of Justice Assistance.
Many police departments immediately sought to respond to calls for transparency and mitigate protests by installing more patrol car cameras and equipping more officers with bodycams.
Police Chief Charlie Beck said in a statement Friday that patrol car cameras, when used appropriately, "can help ensure that officers who operate outside of the law, and tarnish our badge, are held accountable".
