Portable gate management is a kind of lightweight, high performance security, the security of the metal detection sensitivity is higher, with the portable light, portable, waterproof, quality characteristics, has only one operator to carry it on to any location, and assembled in five minutes, and make it work properly, is ideal for the games, the metal detector door meeting, schools and other places.It is also easy to operate and completely portable, so it is easy to operate and can be used without any operation training. This product has obtained many appearance organization patents, and has obtained the software system registration copyright.This product is to use electromagnetic field to detect the detection structure of portable metal objects, to sound and light alarm to show that through the portable metal objects more than a certain amount.It consists of host, high frequency signal generator, signal receiver and infrared sensor.With beautiful appearance, strong metal detection ability, detection and defense area, unique Internet remote operation management system, lightweight, waterproof features, can be disassembled into 8 components, can be convenient to carry and transfer, is currently leading in the forefront of the portable security door.