Hardware - 1.0 GHz CPU; ZKSilkID Sensor; Buzzer Prompt; Three-color Indicator Light; Compatibility - inBio/inBioPro Controllers; Standalone Fingerprint Devices; Standard Features: 125KHz RFID Card; Communication: RS485; Power Supply - Operating Voltage: 12V DC; Stand-by Mode Power Consumption: 12V*60mA=0.72W; Peak Current of Fingerprint scanning: 140mA; Working Humidity: 20 ~ 95%; Algorithm: ZKFinger v10.0en