Features: Support to modify sector information directly in APP operation. After decoding, directly save the card data in the card package, which is more convenient to save the card related information. Support for formatting cards. Import the software to decode. Decode data files everywhere! No need to connect to wifi, you can directly use the data cable to link the mobile phones to complete operations such as copying, reading, writing and encrypting! Specifications: Material:ABS Model Number: Copy for key X100 Type: IC Interface: USB Package Includes: 1x Card Writer note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.