Perfect design: 2.8-inch high-definition color screen, stylish appearance and elegant design. A backup battery and BS function can be added at the same time. High quality: The design of the product strictly follows safety and protection product standards, and adopts a large number of components. The factory undergoes aging test, and the product is stable and reliable. Quick identification: high precision of optical fingerprint total reflection. Under the high standard fuzzy recognition, the recognition time below 1 s is high, and the standard ambiguity is high. High-speed 32-bit processor for detecting and reducing errors. Easy to use: work steps that can be learned in just a few minutes. This fingerprint machine does not require software to embed complex software into fingerprints. Scope: Suitable for offices, factories, hotels, schools, restaurants, retail stores, hospitals. Colour:Silver Material:plastic Package Contents: 1 * Time Attendance Clock 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.