Come and Check Our Branding Solutions.It support USB version 2.0 and 1.0, and is 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. Driveless for OS 9X or up Compatible with USB 1.1/2.0 Operating Temp: -10 to +55Deg.C Pls check inventory and detailed info before placing your orders.