Please Note: Access Control card reader can't storage user data, can't add or delete card, password, fingerprint user directly.It's just a tool of read card or password to unlock. Need to work with standalone access control board, fingerprint attendance machine, etc. Work interface: Support Wiegand interface, including 26/34/66BIT mode switching control function. High performance decoding chip, can read 1D/ 2D QR codes, IC card, CPU card and M1 card. Made of high quality ABS Frame and Acrylic Panel material, the scanner is and not easy to damage. The scanner module can be applied in occasions such as elevator, community visitors' entry and exit management and son on. Perfect upgrade of traditional card swiping system for industries. Product : [Product name]: QR code card access control reader [Product material]: Acrylic panel, ABS material frame [Product power supply]: 5-12V power supply [Product power]:12V-50MA [Operating temperature]:-10-50 [Support cards] 01. Support algorithm encryption CPU card, transaction distance equal 3CM 02. Support IC/M1 card recognition, transaction distance equal 6CM 03. Supports national secret card recognition, transaction distance equal 3CM color: black+silver Material: ABS+acrylic Package Contents: 1 * QR Code Reader 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.