1With the international advanced fingerprint algorithm, the ability of fingerprint recognition has been greatly improved, it can recognize the injury and peeling finger, and the recognition time under full fingerprint condition is less than 1 second. 2Adopt energy-saving fingerprint sensor and power management function, make the product perfect. 3Intelligent fingerprint learning and updating function to achieve a lifetime registration without the worries behind. 42.8 inch TFT color screen display, the interface operation is intuitive and clear. 5Support U-disk download attendance records and fingerprint data function. User's fingerprints can be shared through a U disk after a machine is registered without real-time connection to the computer.Features: With the international advanced fingerprint algorithm, the ability of fingerprint recognition has been greatly improved, it can recognize the injury and peeling finger, and the recognition time under full fingerprint condition is less than 1 second. Adopt energy-saving fingerprint sensor and power management function, make the product perfect. Intelligent fingerprint learning and updating function to achieve a lifetime registration without the worries behind. 2.8 inch TFT color screen display, the interface operation is intuitive and clear. Support U-disk download attendance records and fingerprint data function. User's fingerprints can be shared through a U disk after a machine is registered without real-time connection to the computer. Ergonomic design, simple and elegant appearance. Specification: Condition: 100% Material: ABS Color Gray Plug Type: EU, US, UK, AU(Optional) Voltage: 100-240V Display Screen: 2.8-inch HD TFT color screen Model: AL321 Fingerprint Acquisition Instrument: High Hardness Optical Fingerprint Acquisition Instrument Acceptance Angle of Fingerprint Plane: Full Angle Recognition FRR: 1% FAR: 0.0001% Reaction Time: 0.8seconds Comparisons: 1:N and 1:1 Working Mode: Offline Authentication Method: fingerprint, password Fingerprint Capacity: 3000 templates Recording Capacity: 100,000 Communication Mode: U-disk TCP U Disk Download/Upload Function: Yes Intelligent Learning: Yes Record Checking: Yes T9 Input Method: Yes Ringing Function: Timing Ringing Voice Tips: High Definition and Humanized Voice Name Display: Chinese and English names Language Display: Chinese Simplified Form, Traditional Form, English Working Voltage/Current: 5V/1A Package Weight: approx. 633g