Various Colors Bracelet USB Flash DrivesSpecificationBrandOEM/ODMDimension208 x 17 x 8mmMaterialPVC Rubber / SiliconeInterface TypeHigh Speed USB 2.0Capacity1MB,32MB,64MB,128MB,256MB,512MB,1GB,2GB,4GB,8GB,16GB,32GB,64GBChipToshiba, Samsung, SANDISKR&W speedWriting > 5MB/s   Reading >10MB/sWeight19.2gGuarantee3 yearsLogoSilk printing / Pad printingTechnical parametersPower supply4.5v-5.5vWorking Temperature -10℃-55℃Storage Temperature-22℃-55℃Running Related Temperature20%-90%Data Retention timeOver 10 yearsOperate SystemWindows 10, windows 8, Linux, MAC OS, XP, Vista etcCustom Attention1. R&W speed will be a little different from your computer configuration like as hardware, software, function etc.2. Please offer AI, PSD, Corel Draw or Vector diagram files if you want to print the logo on it, if your logo is simple, high resolution of JPG, PNG, GIF files are acceptable.3. Sample time is 2-3 business days, Bulk production time is 3-10 business days. The exactly time depends on your requirement.4. All the USB default Package is opp, white paper box, plastic box, metal tin box, black box etc gift box can be customized.