Our small and versatile device supports reading and storing a variety of RFID tags and cards. With this device, you can read and store data from RFID tags and cards for authorized access to areas or equipment that use RFID authentication. It supports multiple frequencies (125KHz/13.56MHz) and allows storage of up to 16 different card types, with 2 per channel. This device is a useful tool for individuals working with RFID technology, including security professionals and hobbyists. Its compact and portable design makes it convenient for on-the-go use. Due to variations in manufacturing batches, there may be slight differences in product appearance, color, and printed text; these do not affect functionality. Color: Black & Transparent Material: Plastic Package Contents: 1 x RFID Reader 2 x Adapter (color and appearance may vary randomly; specific requests cannot be accommodated) 1 x USB Cable (color may vary randomly; specific requests cannot be accommodated) 3 x UID Keychain (color and appearance may vary randomly; specific requests cannot be accommodated) 3 x CUID Keychain (color and appearance may vary randomly; specific requests cannot be accommodated) Only the items listed above are included; other products are not included. Note: Lighting and display settings may cause slight color differences between the image and the actual item. Measurement error allowance is +/- 1-3 cm.