GENERAL DESCRIPTION This unit is an advanced device which can detect metallic object being carried on body by the technology of electromagnetic field. If the detected metallic object exceeds a certain size, this device will give a audio alarm and light indications indicating which zone the metal object is located in. It consists of a right plank, a left plank and a control box. Level indicator: It turns on when the device detects a metal object. It is an alarm indicator. LCD Display: Shows the number of passers and the number of alarms. Sensitivity: There are 100 sensitivity degrees, user can select a desired sensitivity. Easy to install: Designed in modularization. Password protection: Only allow the authorized person for the operations. Zone sensitivity: Respective sensitivity adjustment for each zone APPLICATION It can be used for metal detection in airport, port, bank, hospital, jail, factory, museum, restaurant, dance hall, etc.