Hikvision DS-2CD2T87G3-LIY (4 mm) — 8 MP (4K) fixed bullet network camera from Hikvision's Pro / ColorVu family. Delivers 24/7 full‑colour imaging with an F1.0 lens and Smart Hybrid Light (white light + IR) for supplemental illumination up to ~60 m. Ideal for perimeter, car parks, entrances and other external low‑light applications where colour detail is required at night.

• 8 MP (3840×2160) resolution with 1/1.8" progressive CMOS and low‑light F1.0 lens (4 mm).
• ColorVu 24/7 full‑colour imaging plus Smart Hybrid Light (white + IR) for up to ~60 m.
• Deep‑learning analytics: person/vehicle classification, line crossing, intrusion, face capture.
• H.265/H.264 video compression, multiple streams, ROI/SVC, up to 25/30 fps at 3840×2160 (region dependent).
• Power: PoE (IEEE 802.3af, Class 3) or 12 V DC. On‑board microSD slot (up to 512 GB). IP67 & NEMA 4X, metal body.

Use cases: standalone external surveillance, commercial site perimeter coverage, retail & car park monitoring, and contractor projects requiring PoE deployments.

Compliance & installation: Refer to the official datasheet and manuals for CE/UKCA and detailed certification information. Installation should be performed by a qualified installer; isolate power when wiring and follow local electrical regulations. For full technical details, downloads and firmware, include the Hikvision datasheet, quick start guide and user manual in the listing.