Desktop Fingerprint Employee Time+attendance Clock D100 Please email us first if you have any questions or problems with the item received. We will try our best to solve the problem for you. ANVIZ D100 Fingerprint Employee Attendance Time Clock Desktop Design This Lastest Biometric Fingerprint Attendance Time Clock come from Anviz, it is designed for small and medium companies. It doesnt require any installation. Whenever you need to get the employee in and out records, what you need to do is plug the USB cable to PC or laptop and download data into Bio-office simplified time & attendance software for reports. Even no need driver - just like a USB pen drive! Everything is simple! You just need to put it on the table, its quite easy to use it!