1、 Chip model: TK4100
2、 Memory:64 bit,
3、 Working frequency:125 KHz
4、 Read distance:2.5~10cm
5、 Read write time:1~2ms
6、 Working temperature:-20℃~85℃
7、 Read and write times:100000 times
8、 Data save:10 years
9、 Size: 85.5x54x1.80mm
10、 Material :PVC、ABS、PET、PETG