USB Flash Drive with Keychain Hole Design: The thumb drive is so small and portable. With the built-in key ring to help you to attach it to your backpack or wallet and no need to worry it will lose, carrying the data wherever you go. Multiple Storage Capacity U Disk: We offer you 2G, 4G, 8G, 16G, 32G USB Stick to choose from. You can use the drive to back up your photos, record good memory videos, listen to music or books in your car, give PowerPoint presentations or projects, make Windows recovery, and general files back up. Plug and Play: BATBI USB Flash Drive simple plugs thumb drive then start to transfer and store data between devices. There is no need to install any software, Using USB 2.0 interface, high speed and low power consumption, use A-class chip, stable and reliable performance, at least 10 years of data retention with 1,000,000 times storage. Wide Compatibility: Supports Windows, Linux and Mac OS. It can be compatible with more devices to achieve standard transmission performance.