A mobile surveillance PTZ dome is a type of CCTV camera that is designed to be easily transported and deployed in different locations. It is usually mounted on the top of a movable objects such as a car, a boat or a machine to provide a real-time monitoring of the site or the surrounding area as needed.  

The usage of mobile surveillance technology, including top-mounted CCTV cameras, can be beneficial for a variety of purposes, such as enhancing public safety, monitoring traffic flow, preventing theft and vandalism, and improving situational awareness in emergency situations.

Mobile surveillance PTZ domes can also be particularly useful in areas where a fixed surveillance system is not practical or cost-effective. Additionally, It allows for greater flexibility in responding to changing surveillance needs and priorities.