ZKTeco uFace800 Plus is a multi-biometric time, attendance, and access control terminal Face Capacity: 3,000 Palm Capacity: 3,000 (3-in-1 contactless palm recognition) Fingerprint Capacity: 4,000 Card Capacity: 10,000 (optional ID / MiFare / HID) Log/Transaction Capacity: 100,000 records Display & Build: Features a 4.3-inch touch screen Power: Powered by DC 12V / 3A, with an optional 2,000 mAh backup battery providing roughly 4 hours of operation