• 18 detection zones with corresponding indicator lights • Minimum detect target: CNY ten-cent coin • 3.5 inch LCD with an interactive, user-friendly interface • Monitor and display the real-time signal strength of environmental interference • Automatically searches operating frequency (20 levels available) • Counting passing number, pass/return numbers, and alarm number • Pass/Return statistics, alarm statistics, and searching by day • Easy-to-install modular design • Safe low-voltage design • Reliable and stable aviation connector • 9 alarm tones with 10 adjustable volume levels, mute mode and alarm duration: 0–10 s • 255 adjustable sensitivity levels • Separate parameter configuration for 12 supported scenarios • IR remote controller • Multiple IR detection modes • Supports lead-acid batteries (optional)