Feature: 1. Fast Reading Speed: ID card reader reading speed, convenient, fast, time saving, reading speed<0.2S, reading spacing<0.5S. 2. Plug and Play: USB interface, plug and play. With indicator light, red for standby mode, green for successful card swiping. 3. Scope of Application: 125kHz driver free communication interface and the body of the integrated ID card reader device, card reader can be connected to a computer and for Android system devices. 4. U Disk Shape: U disk shape design, ABS plastic shell, with high temperature resistance, high temperature resistance, resistance to low cold, the shell is simple and beautiful. 5. Widely Used: Widely used in data entry, information query, Internet cafe management, book lending, conference sign in, access control and other fields. Specification: Item Type: 125KHz Portable RFID Reader Material: ABS Operating Frequency: 125KHz Card Reading Type: TK4001, EM4100 and Other ID Cards Card Reading Time: <100MS Card Reading Distance: Approx. 0-80mm / 0-3.15in Card Reading Speed: <0.2s Read Card Spacing: <0.5s Communication Interface: USB Compatible Operating System: For WIN XP, for WIN CE for WIN 7 for WIN 10 for LIUNX for VISTA for ANDROID Working Temperature: -20℃ to 70℃ Use: Widely Used in Home School Pass, Data Entry, Information Query, Internet Cafe Management, Book Lending, Conference Sign In, Access Control and Other Fields. Package List: 1 x 125KHz Portable RFID Reader1 x Storage Box