[Convenient] Supports fingerprint, password, and RFID card authentication – offering 3 convenient methods for employees to clock in. Easily upload and download Excel attendance reports via USB drive. [Easy to Use] Comes with an instruction manual, making it simple to learn how to operate the fingerprint time and attendance machine. [No WiFi or Network Needed] This fingerprint time and attendance machine doesn't require a network or WiFi connection. Simply plug it in to use, and upload or download reports via USB to view on your computer. [Satisfaction Guaranteed] Works instantly with no monthly fees or software costs. Easily hang or mount on a desktop. [More Accurate] This fingerprint identification attendance machine features a highly accurate optical total reflection fingerprint input device, offering strong scratch and wear resistance, an automatically updated recognition algorithm, and no deviation recognition. Color: Black Material: Plastic Package Contents: 1 x Fingerprint Time Clock 1 x USB Drive 5 x RFID Cards Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is 1-3cm.