Display
2.4inches color display
USB
Support USB to download attendance record and user info
Fingerprint recognition algorithm
S4A V2.0 high-speed fingerprint algorithm,
Fingerprint Verify speed
≤ 0.1S
Battery
4pcs double-A battery
Language
English and Chinese
Working Voltage
4pcs 1.5V "AA" alkaline battery
Fingerprint sensor
Optical sensor
Access method
Fingerprint+EM Card+Pincode