【No dedicated app required, incredibly convenient to use!】Still hesitant about downloading an app? Now, you can back up your smartphone data simply by inserting a USB flash drive, without the need to download any app. Compared to USB flash drives that require an app, those that don't need a dedicated app are easier to use, especially for users who prefer not to download apps. 【Multi-functional USB Flash Drive】This USB flash drive is equipped with four connectors: iOS, Type-C, USB, and Micro USB. Compared to USB flash drives with only one connector, the new generation 4-in-1 iPhone-compatible USB flash drive is more innovative. Depending on the port, you can connect to different devices, making data transfer between devices easy. You can also share data such as photos, videos, and files, without needing the internet, Wi-Fi, iTunes, or a USB cable. 【High Compatibility】This USB flash drive has four connectors, making it compatible with almost all devices. iOS devices: all iPhone series, all iPad series; Android devices: Android smartphones, Type-C smartphones; PC: computers, Macbook Pro/Air, laptops (please refer to the product description for compatible models). The iPhone-compatible USB flash drive is equipped with functions such as photo storage, data backup, video transfer, file editing, and music playback, making data transfer between iOS devices, computers, and Android smartphones easy. 【High-Speed Data Transfer & 1-Year Quality Guarantee】Compared to other USB flash drives, this USB flash drive is faster, and can copy even large amounts of data at once, significantly reducing data backup time, making it an essential smartphone backup device in this high-speed technology era. The USB flash drive's read speed can reach 30-80MB/s, and the write speed can reach 10-30MB/s. (Note: Actual speeds depend on the read and write speeds of the hard drive.)