Detail Function features: *With high precision 8 areas, it features more accurate detection. *The indicator light automatically shows the interfering signal of installation environment. *Each area can be independently set with 0-99 sensitivity range. *It can be as sensitive as detecting clip-sized metal. *Intelligently Automatic recording of alarming times and number of people passed. *With the unique infrared setting, it has strong omission proof and anti-interfering capacity. *The cipher protection can prevent parameters being maliciously changed by unauthorized people. *It is harmless to pacemaker, pregnant woman or magnetic storage media. *Button operation through gentle touch. *It is equipped with LED indicator lights as high as human body at the both sides of the gatepost. *The result will be clear at a glance. *Applying digital impulse and magnetoelectric compatibility, it features faster sensing, more accurate detection, higher sensitivity and stronger anti-interference capacity; *With a fixer, it is slip, water and damp proof. Technical parameters: Passage dimensions: 2000 mm ?750 mm ?530 mm External dimensions: 2200 mm ?870 mm ?530 mm Power supply: AC 220V Power: 30 W Machine net weight: 75 Kg Transportation weight: 90 Kg Standard: GB15210-2003