Features:

• This order: S50(Compatible)chips
• 100% 5YOA Brand New
• Size:3.5 x 2.8 x 0.4cm
• Material: ABS
• Operation frequency: 13.56Mhz
• Detecting distance: 3-10cm
• Compatible with all Door Entry system
• Easy to carry
• Water resistant
• Each comes with Key ring included
• Compatible with all RFID reader to gain access
• No external power required.
• Brand new key inductive card for entrance guard system.
• It applies to access control, hotel locks, staff attendance and school campus access and payment control, identification and security systems, parking lot entry and payment, social security management, transportation payment, municipal and ancillary service payment.