Main ParametersRF frequency: LF/HF/UHFEncapsulation chip: LF (125KHz): EM4102, TK4100, EM4200, EM4305, T5577, Hitag 1, Hitag 2, Hitag SHF (13.56MHz): FM11RF08, M1K S50, M 4K S70, mf ultralight, I-CODE2, TI2048, SRI512UHF (860MHz-960MHz): UCODE GEN2, H3 Alien, Impinj M4,etc.Materials: soft siliconeSize: customizableWeight: 18g ( yn ôl maint )lliw: glas, Coch, du, Gwyn, melyn, llwyd, wyrdd, pinc, etc.Working temperature: -50℃ ~ + 240 ℃ (-58℉ ~ + 464 ℉)