Function and Character: (1)The door is steady, robust and long service life,easy to be conveyed, mounted and dismounting. (2)Easy Assembly,The modular design allows for a quick and very simple assembly,only 8 (eight) screws are required for. (3)Overhead Control Unit: LED Display, alarm lights, LED bar graphs and control touchpads plus all wiring, connections and electronics are integrated into the overhead compartment. (4)Accurate location: 6 independent distributing search coverage and acousto-optic alarm when target is found. Panel indicator light directly displays the alarming area which can exactly indicate the target. (5)Entry Pacing Lights: Smooth, efficient traffic flow with easy-to-view, eye-level pacing lights on the entrance side of each panel. (6)High adjustable sensitivity: JH series digital scanner gate is adjustable. In the highest volume, articles as small as a paper clip can be detected and indicated. (7)Complex circuit, infrared installation and computer automatic identification decrease the mistakes and missing dramatically. It can automatically show the alarm frequency and numbers of passed people. (8) Adjustable Flexibility: We can reach the security requirements by adjusting the flexibility. There are 100 flexibility degrees in each detective area. (9)Password protection setting: You can change the system, flexibility and other setting only after typing in the pass word correctly and only authorized person allowed to change the setting can't change the settings.