4G SIM camera operates via 4G cellular network with no Wi‑Fi or Ethernet required, ideal for off‑grid locations such as farms, rural homes and job sites; it features solar‑battery dual power supply with a solar panel and built‑in rechargeable battery for wire‑free, self‑sustainable non‑stop outdoor monitoring, supports 355° pan & 90° tilt PTZ remote rotation and spotlight‑enabled full‑color night vision to capture sharp colorful images in pitch‑dark conditions, comes with smart human detection to filter useless alerts and real‑time app‑controlled two‑way audio for remote on‑site communication, and adopts IP65 weatherproof rating for all‑weather outdoor deployment, supporting up to 128GB SD‑card local recording plus optional cloud storage for video playback.