Description: High quality material, stable and reliable. 125Khz 12V need work with the access controller. Support 1000 standard users, can add card number and delete card number as your requirement. With user manual, easy to use. Perfect for card access control, password access control, single door access control, ect. Specification: Material: Plastic Size: 76x105x20mm/2.99x4.13x0.79inch Working voltage: 12V User Capacity: 1000 user card Package Includes: 1 Piece Door Access Control Keypad 1 Piece User Manual Note: Due to the manual measurement and lighting effects, there is a slight difference between the size and color from the above and the actual item