chip: EM4102, EM4200, TK4100, EM4305, EM4450, T5577, Mifare 1k S50 or Compatible with FM11RF08 Working frequency: 125KHz/13.56MHz Work mode: LF: Skrivebeskyttet; HF: R/W Induction distance: 2~10cm Inside serial number: 5 bytes Endurance: > 100,000 ganger Datalagring: >10 år Størrelse:43X 30 x 5 mm eller 50 x 30 x 5 mm, or customized Working temperature: -10℃~+70℃ Color options: gul, blå, grønn, rød, svart, etc. Materiale: ABS shell, Ultrasonic Plastic …