Chip: TK4100/TK4101, fully compatible with EM4102 Working frequency: 125KHz Working pattern: Read-only Induction distance: 2~10cm Internal serial number: 5 bytes Size: 85.5Kāleka Helu Kākau ʻAʻohe ID (with a portable hole) Ka laulā R/W: 2~10cm, depending on the reader and the application environment Working temperature: -20Kāleka Helu Kākau ʻAʻohe ID (-4℉~+176℉) Kāleka Helu Kākau ʻAʻohe ID: ABS Wipe times: >100,000 times Data storage: 10 years Notice: Pono ʻo JavaScript no kēia ʻike.