Fingerprint Users: 1,000 Card User : 1,000 Password User : 1,000 Attendance Records : 100,000 Fingerprint Verification Mode : 1:1, 1:N Working Mode: Offline/Online Verification : Fingerprint, ID Card, Password Combination : FP+Card, PIN+Card, FP+PIN+Card Verification Time: >1.0s False Rejection Rate : <0.01% False Acceptance Rate : <0.0001% Fingerprint Sensor : Optical Sensor Screen : 2.4 inches (Color Display) Display Language: English Communication : RS485, USB Drive/Link, TCP/IP Working Humidity : 20%-60% Working Temperature : 0�ºC-45�ºC Power Supply : 12V DC Idle Current : 400mA Working Current : 500mA Sound Indicator: Buzzer, Voice Access Control : Built-in Battery Backup: Built-in (2-3 Hours)