Features: 1. No driver is required, plug and play, just connect the USB port and it will be recognized automatically. 2. The CAC card reader is made of high-quality ABS material, resistant to overheating and wear. 3. The CAC card reader has a strong, secure, secure memory card adapter that can be used in various security programs. 4. USB intelligent card reader detection, automatic detection of short circuits, and thermal protection. 5. Suitable for ID, compatible with various smart card operations, used for digital authentication and security, etc. Specification: Name: CAC Card Reader Material: ABS Color: Black Size: about 66.5*64*12.5mm/2.62*2.52*0.49in Line length: about 80cm/31.5in Packing List: CAC Card Reader*1 Drive Disc*1 Notes: 1. Due to the different monitor and light effects, the actual color of the item might be slightly different from the color which is showed in the pictures. 2. Please forgive a slight measuring deviation due to manual measurement. USB Smart Card Reader Detection: This SIM card reader is capable of motion detection auto power off intelligent card type, auto-detection short circuit, and thermal protection. Easy to Use: The card reader is simple to use, it only needs to insert a card to authenticate. It is also equipped with a one-button operation interface to help users complete various operations faster and more accurately. Safe and Long-lasting: The CAC reader is made of high-density and environmental-friendly ABS material, which is safe to use and has a long service life. Wide Compatibility: This practical smart card reader is compatible with multiple operating systems, including common systems such as Win, Linux, and forMacOS. Wide Application: Suitable for a variety of smart card operations, used for digital authentication and security, network ATM transfer, payment, balance inquiry, tax, water, electricity payment, etc.