Waterproof USB Drive: The outside of the flash drive is made of metal alloy, which is strong and anti-drop. The internal use of the most advanced chip, with excellent waterproof, anti-magnetic, high temperature and X-ray resistance, so that its service life far exceeds other similar products. | Portable keychain: The weight of a USB flash drive is only 10g, which is smaller than an adult's thumb. Equipped with a buckle, you don’t have to worry about losing it when you take it with you. It is not only portable, but also a fashionable craft. | Plug and play: No need to install additional software, no tools, no introduction to use, just insert the U disk into the device port, and wait for a while to transfer. | Wide compatibility: Compatible with most systems such as Win XP/Vista/7/8/8.1/10/ME, Linux, Mac OS X, and compatible with PC, laptops, computers, car stereos, and music players. | Large capacity: 1TB large capacity thumb drive can easily meet all your needs for study, work and daily life. You can store files, movies, music, photos, videos, pictures, etc.