CDIYTOOL Proximity ID Card Key, 13.56MHz UID Changeable Keyfobs Token Tag Rewritable RFID Writable Token Proximity ID Access Control Key Fob Tags Card Programable for Door Access Control, Pack of 100

• Note: These are 13.56MHz key fobs (tags). Keychain ID/IC card for access control systems. All key fobs come attached to key ring. If you want to register them to your lock system, please ensure that your system uses the same frequency 13.56MHz. Incompatible with other frequencies like 125kHz.
• Writable & Rewritable: With a high-quality ABS housing, you can record changes up to 100,000 times. It can be erased and written 100,000 times. Suitable for making new and back-up tags, with the 125kHz RFID card writer/copier.
• Suitable for 13.56MHz RFID proximity access control system and ID management system. For example, register them to your RFID door lock as new keys if applicable.
• Long Data Storage Life: 10 Years. The information written ?can be retained for up to 10 years without loss.
• Approx. Fob Size: 1.58*1.26*0.18 inch. High-Quality Copper Coil inside. Casing Material: ABS Plastic. Color: Blue. Package includes 100 PCS. Sophisticated design, stable performance, convenient in use.

Description Description: Easy to carry Water resistant Can read and rewrite Each comes with Key ring included Compatible with all RFID reader to gain access Specification: Chip Type: UID changeable Size:31 x 40 x 3mm Material: High quality ABS Operation frequency: 13.56MHz Read and rewrite key tags Compatible with all Door Entry system Reading distance: 0-10cm (Depending on the reader's design,environment and application) Working temperature: -40 °C~ 65 °C Store temperature: -25 °C ~50 °C Read/write Times: 100000 times Package Including: 100pcs