ZKTECO 

Model   KR702M

Wiegand Signal    Wiegand 34

Power Supply  12V DC,<90mA  

Effective Distance  0~8cm(Different according to

different working, conditions and different card)  

Read Time  <80ms  

Operating Frequency   13.56MHz

Operating Temperature  0 °C- 70 °C  

Operating Humidity  20%-80%  

Dimension(LxWxH)  113x75x16mm