terproof RFID key sensor access control key.
2. Each smart key has a unique ID number.
3. Suitable for 125KHz card reader, reading distance is 0-5cm.
4. Widely used in apartments, offices, parks and other places.
5. 100% brand new and high quality ABS material.
6. Support read only, not writable.
Product Description
1. Material: ABS waterproof material
2. Support: read only, not writable.
3. Working frequency: 125KHz
4. Chip: EM4100 chip
5. Each key has a metal keychain and a unique ID number.
6. Standard: ISO14443A
7. Package including: 100pcs mixed color keys