1. Materia: Silicone 2. Dimension : Diameter 45mm/50mm/60mm/65mm/74mm 3. Chip Available LF(125 Khz) TK4100, EM4200, T5577, Hitag2 HF(13.56 Mhz) MIFARE Classi 1K/4K, MIFARE UltralightEV1, Ntag203/213/215/216, etc UHF(860~960MHz) Alien H3, Monza 4/5, etc 4. Protocol: ISO14443A, ISO15693, ISO 11784/5, EPC Gen2, ISO/IEC18000-6C 5. Reading distance: 1cm - 1m 6. Working environment: -30C~75C 7. Crafts logo print, Embossing logo, Laser logo, Barcode, QR Code 8. Color Blue, Red, Black, White, Yellow, Grey, Green, Pink, or customized 9. Protection Waterproof, anti-shaking, high temperature endurable, Soft, Flexible