Feature:
Support USB version 2.0
Hot Plug & Play
Durable solid-state storage
No external power is required 4.5V ~ 5.5V from USB port
Support Win98/ME/2000/XP/Vista/7, Mac OS 9.X/Linux2.4 without device drive
Support solution for Linux kernel version 2.4 or later version
Drive less for OS 9X or up
Compatible with USB 1.1/2.0
Operating Temp: -10 to +55Deg.C
Storage Temp: -20 to +55Deg.C
Life:>1 million times
About capacity:
128MB = approximately 115MB-125MB
256MB= approximately 230MB-250MB
512Mb = approximately 470MB-500MB
1GB = approximately 950MB-980MB
2GB = approximately 1.7G-1.9G
4GB = approximately 3.6GB-3.8GB
8GB = approximately 7.4GB-7.6GB
16GB = approximately 14GB -15GB
32GB = approximately 28GB -30GB
64GB = approximately 58GB -60GB
Note:
Vendors are using Flash memory decimal arithmetic: 1 MB = 1000KB, 1G = 1000 MB
Calculated, operating system with binary arithmetic: 1 MB = 1024KB, 1 GB = 1024 MB;
Package include: 
1 x USB flash drive