1- Long range reader, 232, Wiegand , RS485 coexistence of the three data output.
2- Can add low-temperature treatment, to -40 degrees environment, industrial 6000V lightning.
3- Free warranty for two years, has done CE, FCC certification.
4- The device encryption, authorization card, anti-copy.
5- Clip code installed pole diameter of not more than 6 CM .