Chip: EM4450/EM4550 Working frequency: 125KHz/134.2KHz Capacity: 1kbit 1 Kbit EEPROM dianjurkan di 32 kata-kata 32 bit 32 bit Peranti Nombor Siri (Baca Sahaja ROM Laser) 32 bit Pengenalan Peranti (Baca Sahaja ROM Laser) mod bekerja: R/W Read range: 1~10cm Working temperature: -40°C~+85°C Storage temperature: -55°C~+125°C R/W life: 100,000 kali Storage: 10 years Material: PVC / ABS / haiwan kesayangan / PETG / PS / Kertas, 0.13mm copper wire Size: …