A. [Convenience] It supports three attendance recognition methods: fingerprint, password, and RFID card, allowing employees to select their preferred method. Also, users can upload and download Excel attendance reports via a USB flash drive. B. [Ease of use] It is provided with an instruction manual, enabling users to learn how to operate this fingerprint attendance machine. C. [No WiFi or network required] This fingerprint attendance machine doesn't have to be connected to a network or WiFi. Users only need to plug it into a power source to use it. Reports can be uploaded and downloaded via a USB flash drive and then read on a computer. D. [Satisfaction] It can be used right after unpacking, with no monthly or software fees. It can be easily hung or placed on a desktop. E. [More accurate] This fingerprint recognition attendance machine has relatively high precision. It uses a high - precision optical total reflection fingerprint input device, which has certain scratch - resistance and wear - resistance. The recognition algorithm is automatically updated to reduce recognition deviation. Color: Black Material: Plastic Package contents: - 1 fingerprint attendance clock - 1 USB flash drive - 5 RFID cards Only the above items are included in the package, and other products are not included. Note: Light reflection and different displays may lead to slight differences between the color of the items in the picture and the actual product. A measurement error of ±1 - 3 cm is acceptable.