1. Real‑time visual intelligent alarm. 2. High throughput efficiency: more than 60 people per minute. 

3. High sensitivity reaching NT‑level, three‑zone positioning, capable of detecting ferromagnetic items. 

4. Able to detect magnetic metals and non‑metallic objects. 

5. Built‑in high‑capacity lithium battery, supporting continuous normal operation for over 24 hours. 

6. Dual‑column networking mode with graded early‑warning function. (Light blue light indication, 

yellow light early warning on mobile phone, red light alarm for controlled knives) 

7. Concealed screening. Can be placed behind objects, doors or walls, compatible with smartwatch 

alarms, and available for concealed design according to security environments. 

8. Wide detection range, supporting 360° detection within a radius of 0–1.5 meters. 

9. Non‑contact passive detection with low power consumption; no harmful electromagnetic waves emitted.