【58KHZ AM Security Tags】AM ( Acousto-magnetic) technology is adopted, which has the advantages of sensitive induction. When the goods with security tags pass 58Khz EAS system door, the receiver of the EAS system installed will quickly send an alarm signal. | 【Frequent Locking & Unlocking】The lock cylinder is spring self-locker with stronger pulling force, which can ensure that the pin is stuck more tightly so that it is not easy to fall. The principle of self-locking device is cleverly used to make the locking firmer and the unlocking easier, which greatly facilitates the tag installation process. | 【Exquisite Workmanship】The tag is made of ABS material,built-in thick induction coil and galvanized lock can better protect the inside of the tag from corrosion and damage. | 【Flexible Usage】There are 200 lanyards in the package, which can be connected with security tags. When it needs to be used for some commodities that are not suitable for flat needles installation, the lanyards can be linked with the tags to achieve the purpose | 【Wide Application】The performance of the tag is reliable and can be reused. It is widely used in most supermarkets and shopping malls, and is suitable for clothing, shoes and hats, sporting goods, shoes, bags and other commodities.