Technical parameters Frequency: 125KHz Work mode: Read-only Baud rate: 9600(TTL interface kiwango RS232) interface: Weigang26/TTL Electricity Level RS232 format Power supply: DC 5V(± 5%) Sasa: < 50ma Working distance: > 50mm (inatofautiana kulingana na kadi tofauti RFID) Iliyoongezwa I / O interface: N/A Indication light: N/A Working temperature: -10℃ ~ + 70 ℃ (+14℉ ~ 158 ℉) Uhifadhi joto: -20℃ ~ + 80 ℃ (-4℉ ~ 176 ℉) size: 38.5× 19 × 9mm