G3 H- Multi Bio-metric Smart Identification Time Attendance and Access Control Terminal is a multi-biometric identification terminal which features ZKTeco’s innovation Silk ID fingerprint sensor technology. With the world’s cutting-edge 3D Neuron Fingerprint Algorithm, it precisely authenticates dry, wet, or rough fingerprints efficiently and accurately. Infrared technology enables the device to function automatically when fingerprints are detected. With the latest facial algorithm, it supports color photos detection and prevents repeated face registration. G3-H also comes with hardware promoted, it supports huge capacity of facial and fingerprint users, maximum up to 50,000 users and 1,000,000 transactions.