(Price is below the market, lead time is within 3 days) 1) USB 1.1/2.0, 2) Storage capacities: 64MB, 128MB, 256MB, 512MB, 1GB, 2GB, 4GB 3) Speed: 960Kbps (read), 860Kbps (write) USB1.1; 12Mbps(read) ,11Mbps (writ) ,USB 2.0 4) Flash: sumsung, hynix 5) Data retention:Over 10 years 6) Plug and Play, No external power supply required. 7) Style:Any style you need,ODM/OEM available. 8) Super-shockproof and moisture proof, write protection switch 9) Plug and play support: Win 98SE / 2000 / ME / XP 10) Packing design can be changed as per buyers'''' needs 11) Suitable for using large capacity of computer or small size laptop 12 LED indicator light: light on: connected and working, flashing: reading and writing data ATTENTION: The quality of flash vary largely between two different kinds, the quality of ours is "A" level and our products have 5 years guarantee. On the contrary, flash only have 128M, but some suppliers make it like 2GB and the quality of some flash is inferior which can only use several times.