ZKTECO F17 Ip65 Fingerprint Access Control Terminal (ZK-F17) - Display: 128 x 64 OLED, Fingerprint Capacity: 3,000 Fingerprints, Card Capacity: 30,000, Log Capacity: 100,000 Optional, RF Card EM(standard)/IC Card, Authentication: Finger/PIN/Card, Keypad: 3 x 5 keypads&doorbell, Sound and Interface: Buzzer and multi-color LED, Operating Voltage: 12VDC 3A