1. IC keychain cannot duplicate cards with the same function, strong confidentiality and convenient card swiping
2. ABS shell, waterproof and scratch-resistant
3. Excellent production technology, using high-quality raw materials
4. The scale is clearly visible, and the surface of the ID card can have a colorless 10-digit serial number
5. Complete chips, various choices
6. Bold buckle, durable and easy to carry
7. Induction distance: 2-5cm
8. Application range: access control, IC card lock
9. Size: 40x32mm
