Airport walk-through detector ZK-D2180S

4-8 hours backup battery 256 adjustable sensitivity levels Alarm strength indicator Count statistics of alarms and people Eighteen mutual over-lapping detecting zones Harmless to human body Password protection Program Self-diagnostic Small LCD screen Sound & LED alarm Eighteen mutual over-lapping detecting zones, Simultaneous alarm from multi- zones; Small LCD screen, English operating software, easy to operate. Sensitivity adjustable: Each zone has 256 sensitivity level Sound & LED alarm: Both Side LED indicator, easily show where the metal is. Automatically count passengers and alarm times Alarm strength indicator on control panel Password protection, only the authorized person can operate. Easy assembly: designed with only 2 pieces cables and 8 screws, simply-to-follow instruction. Harmless to human body: is harmless with heart pacemaker, pregnant women, magnetic floppy, recording tapes, etc. Using high density fireproof material Program Self-diagnostic when power on,no need initial or periodic calibration Modularization design,easy for maintenance and replacement. 4-8 hours backup battery (Option) Count statistics of alarms and people Program Self-diagnostic Each detection zone has 256 adjustable sensitivity levels Harmless to human body Fireproof material Alarm strength indicator Microprocessor Password protection 18 detection zones Synchronous sound & LED alarm Excellent anti-interference