strap with USB Flash Drive Product size:60.7X19.9X11.3mm Packing standard: Packing: Gross weight: Net weight: Carton size: 1X20'FT CONTAINER: Payment terms: 50%deposite,50%balance T/T before shipment Lead time:Within 10days Features: RoHs Certification 1.No battery required 2.None Scratch Logo surface 3.Engravable mirrored metal back 4.100% waterproof 5.USB 1.1/2.0 compliant,hot plug & play Certification:CE Specification: Image Files Required: 1.Image Size: 26.5*12mm 2.Image Resolution: 300dpi 3.Image File Format: PSD/ TIF/ EPS/ BMP/ AI/ JPG 4.USB 1.1/2.0 compliant,hot plug & play; 5.no external power is required,powered by USB bus directly; 6.high capacities; 7.highly compatibility between different operation systems; 8.electronic storage device,no mechanical components, shake protection,electromagnetic wave protect; 9.write/delete protection switch; 10.more than 10years data retention; 11.high transferring rate(30 times than floppy driver); 12.easily portable.