Abnormal shape ID/IC keychain, Customize special shape ID/IC key ring

Abnormal shape ID/IC keychain, Customize special shape ID/IC key ring Abnormal shape keychain by ABS shell encapsulation chip and coils, filled epoxy, ultrasonic welding combination,shaped cards with a variety of shapes, mainly for access control, staff attendance, induction electric locks, access control and other sensors. Because custom elegant design, fashionable, so very attractive, ODM and OEM products according to customer requirements. Parameters: Use frequency: 125KHz