A surveillance video camera is an electronic device designed to monitor and record activity in homes, offices, retail stores, warehouses, and other properties. It captures video footage that can be viewed live or stored for later review, depending on the camera's features and recording options. Modern surveillance cameras often include high-definition video, night vision, motion detection, two-way audio, wide-angle viewing, weather-resistant designs, and remote access through a compatible mobile app. They may connect using Wi-Fi, Ethernet, or wired CCTV systems and can store recordings on cloud services, memory cards, network video recorders (NVRs), or digital video recorders (DVRs). Proper camera placement, stable internet connectivity for networked cameras, regular firmware updates, and routine maintenance all help improve performance and reliability. Understanding these basic features makes it easier to choose, install, and use a surveillance video camera effectively for everyday property monitoring and security awareness.