Low temperature resistant fingerprint sensor. ZKFinger VX10.0 algorithm version. TCP / IP communication, RS485. Fingerprint capacity 3000. Card capacity 30,000 cards. Record capacity 100,000 transactions. RF EM card (standard). Finger / Card Authentication. Wiegand signal Wiegand input and output. Ingress protection rate IP65. Operating voltage 12VDC 3A. Operating temperature -40 ° C ~ 45 ° C (40 ° F ~ 113 ° F). Size 62.5mm × 185mm × 41.5mm (width × height × depth)