Package in White Box, Fingerprint Users : 3,000 Card User : 3,000 Password User : 3,000 Attendance Records : 300,000 Fingerprint Verification Mode : 1:1, 1:N Working Mode : Offline 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 C-50 C Power Supply : 9V DC Idle Current : 400mA Working Current : 500mA Sound Indicator : Buzzer, Voice Battery Backup : Built-in (2-3 Hours)