The Hikvision DS-2CD5A46G0-IZS (2.8–12 mm) is a professional 4 MP DarkFighter motorized varifocal bullet network camera designed for high-performance video surveillance in demanding environments. It uses a 1/1.8-inch progressive scan CMOS sensor capable of capturing video at 2560 × 1440 resolution up to 30 fps, delivering clear and detailed monitoring for large outdoor areas such as parking lots, industrial facilities, and perimeter security zones.  The camera features a motorized 2.8–12 mm varifocal lens, allowing flexible adjustment of the viewing angle from wide-area coverage to focused monitoring of specific locations. It incorporates DarkFighter technology, which provides excellent low-light performance, enabling the camera to capture clear images even in extremely dim lighting conditions. Additionally, 140 dB Wide Dynamic Range (WDR) ensures balanced image quality in scenes with strong backlighting or high contrast lighting.  For night surveillance, the device includes infrared illumination with a range of up to 50 meters, enabling reliable monitoring in complete darkness. The camera also supports H.265/H.265+ compression, helping reduce bandwidth and storage requirements while maintaining high video quality.  Built with a rugged aluminum housing, the camera is rated IP67 for weather resistance and IK10 for vandal protection, making it suitable for harsh outdoor environments. It supports PoE or 12 V DC power, microSD storage up to 256 GB, and advanced analytics features, providing a reliable solution for modern IP-based security systems