Biometric Fingerprint Pin Attendance System Time Clock (Us Power Adapter and Usb Cable Included) Rechargeable! not for WIN 7!!! Primary Function: Terminal Fingerprint Scanner for Businesses Registered Fingerprint Capacity: 2,000 Transaction Capacity: 50,000 Verification Mode: 1:1 or 1:N Terminal Communication Method: RS232/485 and USB device/ USB flash disk Display Type: 128x64 LCD with backlight Identification Speed: &lt;= 2 seconds FRR (False Rejection Ratio): &lt;0.01 % FAR (False Acceptance Ratio) &lt;0.0001 % Operating Environment: - Temperature: 0 to 45 C - Humidity: 20% - 80% ower Source: Cord and plug with internal battery backup Software Language: English Software Note: You can export most data reports to excel for easier analysis and use These are primary software features - each major category includes many more detailed characteristics that allows a maximum input of information regarding employee time and data management. 1x SKV8 Fingerprint Time Attendance Device( not for WIN 7) 1x US Power Adapter 1x Software CD with english user manual 1x USB Cable Fixing Screws and other accessories