... /Supports hot swap 3.USB Interface:Hi-speed USB 2.0 Detailed Product Description pen drive flash 1) Usb manufacture 2)Available capacity:128MB ... , 256MB, 512MB, 1GB, 2GB, 4GB,8GB pen drive flashSystem RequirementsItem ... °C)Dimensions(LxW/xH):Weight:13gEMI Compliance:FCC\CE\ROHS Laser Pen USB memory