Overview
The Hikvision DS-2CD2T46G2H-2I is a 4 MP outdoor fixed bullet network camera from Hikvision’s Pro / EasyIP (AcuSense) family. It combines a 1/3" progressive‑scan CMOS sensor, a fast F1.0 2.8 mm fixed lens and Hikvision Powered‑by‑DarkFighter technology for excellent colour imaging in very low light.

• 4 MP (2688 × 1520) resolution at up to 25/30 fps (region dependent).
• Powered‑by‑DarkFighter for enhanced low‑light colour performance (0.001 lux @ F1.0).
• AcuSense deep‑learning classification to reduce false alarms (human / vehicle).
• Smart IR (2I model) providing night illumination to approximately 60 m.
• 120 dB True WDR, 3D‑DNR, BLC/HLC for improved image quality in challenging scenes.
• H.265+/H.265/H.264+/H.264 and MJPEG compression; multiple stream support.
• On‑board microSD storage up to 512 GB; PoE (IEEE 802.3af) or 12 VDC power; IP67 weatherproof housing.

Use cases
Designed for outdoor surveillance where high detail and reliable detection are required — retail entrances, car parks, perimeter monitoring and small‑to‑medium commercial sites. Suitable for both contractor installations and DIY installers familiar with network camera setup.

Installation & compliance
Refer to the official Hikvision data sheet and user manual for mounting, electrical and compliance information (CE/UKCA details vary by region). Ensure installation and cabling are carried out to local electrical and safety regulations.