Overview
The Hikvision DS-2CD2T86G2H-2I (4mm) is an 8 MP (3840×2160) fixed bullet IP camera combining AcuSense deep-learning detection with Powered-by-DarkFighter low-light imaging. Designed for perimeter and outdoor surveillance, it reduces false alarms while delivering strong night-time performance and flexible on‑board/storage/network options.

• 8 MP (3840×2160) resolution with H.265/H.265+ compression for efficient storage and bandwidth.
• Powered-by-DarkFighter sensor: excellent low-light performance (Colour: 0.0008 Lux @ F1.0).
• AcuSense analytics: human/vehicle classification, line crossing, intrusion, region entrance/exit and face capture to reduce false alerts.
• Built-in IR (850 nm) with up to 80 m range (4mm model) and smart IR control.
• 120 dB true WDR, 3D-DNR, BLC/HLC for challenging lighting conditions.
• IP67 metal housing for reliable outdoor operation; PoE (IEEE 802.3af) and 12 V DC power options; on-board microSD support (up to 512 GB).

Use cases

• Perimeter protection and outdoor site monitoring where low-light performance and reduced false alarms are required.
• Suitable for commercial, retail and small/medium enterprise CCTV deployments; also used by installers for residential properties requiring higher resolution coverage.

Compliance & installation

• Approvals: CE, RoHS, WEEE (check local requirements for UKCA marking if required).
• Safety & installation: install by a qualified electrician/installer; isolate power before wiring and comply with local electrical regulations (e.g., BS 7671 in the UK).

Note: For full technical details, mounting dimensions and firmware, refer to the official Hikvision datasheet and product page.