Real Time Save Game Backup Device Flashcard For Nintendo R4 3DS Replacement Card Reader Silver Description: This type of flashcard for Nintendo R4 3DS, allows many games or other contents to be stored in a recording chip, and then allows the contents of the chip can be read or used by the machine. Light and portable, easy e.   Features: High Speed Transmission: Unique hardware allows high speed transmission without delaying, support various speed of TF cards. Support for NDS/ IDS games, which can run on any host. Support Standard TF card, supports up to 4GB (32GB) capacity, directly storage data into TF card, no backup and recovery required. Simple operation: Automatically identify the new game archive type without updating the database. Support FAT16 and FAT32 system, easy to pair with computers, mobile phones, cameras, PDA and more. Support reading and writing for moonshell, support self-made software, open interface. Specifications: Material: ABS Color: Silver, Gold Model: For R4 Size:   Approx. 4.8 x 2 x 1cm / 1.9 x 0.8 x 0.4in (Card Reader)   Approx. 3.5 x 3.2 x 0.5cm / 1.4 x 1.3 x 0.2in (For R4) Package Weight: 20g   Package List: 1 x For R4 3DS Card 1 x Card Reader