Chip: EM4102, EM4200, TK4100, EM4305, EM4450, T5577, Mifare 1k S50 or Compatible with FM11RF08 Working frequency: 125KHz/13.56MHz Work mode: LF: Læs kun; HF: R/W Induction distance: 2~10cm Inside serial number: 5 bytes Endurance: > 100,000 fastholdelse gange data: >10 år Størrelse：43× 30 × 5mm eller 50 × 30 × 5mm, eller tilpasset Arbejdstemperatur: -10℃ ~ + 70 ℃ Farve muligheder: gul, blå, grøn, rød, sort, etc. Materiale: ABS shell, Ultrasonic Plastic …