ZARMST guarantees the quality of their products. The 128GB USB flash drives undergo rigorous testing and formatting protocols before being shipped, and the product comes with a 5-year warranty. If you have any questions or concerns, their responsive customer service team is available to address your queries within 24 hours. The LUV-Share app is a powerful file management tool that lets IOS users manage files with ease. It provides a one-stop solution for file management, including easy access and backup of all files stored on the device, using the one-click backup option for albumsand encrypted files. It is available through the App Store. With its innovative 3 in 1 design and USB Type C end-facing interface, the ZARMST Memory Stick is universally IOS devices such as PHone and pad, Android devices like Type C or Old Style Micro USB models, as well as traditional USB interface devices like laptops, TVs, car audio systems, and gaming consoles. This makes file sharing and transfer across multiple devices a breeze. The ZARMST Memory Stick offers fast and efficient transfer speeds of up to 20M/S Read and 10M/S Write, allowing for seamless transfer of various file types without requiring data cables or cloud connections. It also enables offline memory release to free up space on your devices. Introducing the ZARMST Photo Stick, a 128GB flash drive with a 4 in 1 design that is built to last. It features a high-quality aluminum finish and built-in ports for PHone, USB-C, Micro USB, and USB A Connector, providing ultimate stability and durability.