Simple Data Backup: Easily manage image and video backups. Transfer files efficiently between Apple devices and PCs without the need for Wi-Fi or iTunes. This enables seamless and convenient data management. Instant Storage Function: Photos taken via the app can be saved directly to a USB flash drive without occupying phone storage. This eliminates concerns about insufficient storage space and ensures you always have room for new memories. High-Speed Transfer: The card reader supports SD/TF cards up to 1TB. With transfer speeds of 50-100MB/s for Type-C and USB, and 10-20MB/s for Micro-USB and Lightning, it enables fast and efficient data transfers, saving time and effort. Compact Design: The 4-in-1 card reader is lightweight and portable, making it ideal for travel and business trips. Thanks to its compact design, it easily fits into your handbag or briefcase, allowing you to access your data anytime, anywhere. Product Details: The NK-908 model is made of durable PC+ABS material and is available in white, black, or gold. Weighing only 15g and measuring 81x51x11mm, it is easy to handle and transport. Additionally, it comes with a one-year warranty for extra security and reliability.