Technical parameters Frequency: 125KHz Work mode: Read-only Baud rate: 9600(TTL anivon'ny RS232 interface tsara) Interface: Weigang26/TTL Electricity Level RS232 format Power supply: DC 5V(± 5%) Current: < 50ma Working distance: > 50MG (miovaova araka ny hafa karatra RFID) Extended I / O interface tsara: N/A Indication light: N/A Working temperature: -10℃ ~ + 70 ℃ (+14℉ ~ + 158 ℉) Storage mari-pana: -20℃ ~ + 80 ℃ (-4℉ ~ + 176 ℉) Size: 38.5× 19 × 9mm