Operating frequency:125KHz or 13.56MHz Thickness: 1.5mm Diameter: 25mm Operating temperature: -40 to 70 degrees centigrade Storage temperature: -40 to 80 degrees centigrade Material: PET/PVC/ABS Waterproof: yes Chip Types: EM 4100, EM4102, TK4100, T5557, EM4069, EM4150, MF1S50, S70, Hitag1, Hitag2, HitagS, I-Code I, I-Code II, Ti TMS 37122. Protocol: ISO15693, ISO14443