... fingerprint module is a new generation of time attendance and access control developing platform.Features: Offline work, excellent performance, huge capacity ... and access control management , ALL-IN-ONECommunication: RS232, RS485, TCP / IP, USBLanguage: Chinese, English, Korean, Germany, French, Spanish Compatible with ARM7 ... and humidity-20 - 80 / 10% - 90% Fingerprint module ARM9 for T&A system