256GB USB Memory OTG High Speed 4-in-1 USB Flash Drive This product is a 4-in-1 iPhone compatible USB memory. The main features are as follows: Color: Gray Main Features: • No dedicated app required - Back up smartphone data simply by plugging it in. • Equipped with 4 connectors - Compatible with iOS, Type-C, USB, and Micro USB, usable with almost all models. • Solves capacity shortage - Save photos, videos, and files without worrying about the 5GB iCloud limit. • High compatibility - Widely compatible with iPhone, iPad, Android smartphones, PC, Macbook, etc. Performance: • Read speed: 30-80MB/s • Write speed: 10-30MB/s • Data transfer possible without WiFi or iTunes. Warranty: • This is a convenient USB memory that allows easy data transfer and sharing between multiple devices, solving smartphone capacity shortages and iCloud billing issues. If you have any questions, please feel free to comment.