FeliSun New Jewelry Crystal USB 3.0 Flash Drive, Waterproof Shockproof Transparent Memory Stick Pen Drive External Storage For Birthday Gifts, Wedding Gifts

• Interface: USB3.0, backwards USB2.0 and USB1.1. Fast Data transmission speed, suitable for storing digital data for school, business or daily usage. The digital data includes music, video, photos, movies, manuals, softwares,etc.
• Plug and use: No need to install any software, just simple plug into the USB port of computer or other devices and use it! Compatible to Windows 10, Windows 8, Windows 7, Windows ME / NT / 2000 / XP, Windows Vista, Linux, Mac OS 10.3 and above.
• Crystal USB 3.0 flash drives as a very especially gift to your family and friend ,children on Mother's day, Children's day and Christmas Day,Valentine's day,The New Year.
• Can be stored in your wallet or pocket,easy to keep important files handy. Size:3.5 x 1.6 x 0.4 inches.
• it's five times faster reading data and twice as fast writing. The time you save waiting for large copy jobs to complete is well worth parting with a few dollars. A file transfer that takes half an hour with a USB 2.0 drive can happen in under five minutes with our product.

Features: Storage capacity: 16GB/32GB/64gb Interface: USB 3.0 Environment Temperature: -40C - +70C Storage Temperature: -50C - +80C USB Service Voltage: 4.5V-5.5V Storage Lifetime: More than 10 years Use A-class chip, can be erased repeatedly for 100,0000 times Operating System: Win98/ME/2000/XP/ Vista/win7 /win8, Mac OS 9.X/Linux2.4 or above USB connection:support Hot plug & Play. Easy to read and read in high speed ,No need drive/power supply only plug in 1.Is the usb flash drive real capacity? Sure,Our usb flash drive is the real capacity,you can use the H2text to text it.H2text is most authoritative testing software in the world. 2.what is the write speed? Our USB flash drive's writing speed is up to 40M/s .Reading Speed is up to 100M/s. 3.Why the USB flash drive real capacity is not correct capacity? Flash memory vendors are using decimal arithmetic:1MB = 1000KB,1G = 1000MBcalculated, the operating system using binary arithmetic:1MB = 1024KB,1GB = 1024MB;so there are some differences between display capacity and nominal capacity of flash memory product About Real Capacity 16GB = approximately 14.2GB-15.8GB 32GB = approximately 28.2GB-30GB 64GB = approximately 58GB-60GB Package contains: 1x USB3.0 Flash Drive