About LOGO Free LOGO when order ≥ 10 PCS . Charge $5 LOGO fee when order ＜ 10 PCS. Please send your LOGO by message after payment. LOGO can be JPG， JPEG， PNG， format. The order with no message within 24 hours， we confirm it does not require customization. Specification · Supports hot plug & play， High speed USB 2.0 port · No physical drive required · Plug-and-play; no external power supply required， USB bus-powered · Support all current computer syst · speeds vary depending on types of file being transferred and computer configuration. · Interface USB 2.0 · Excellent USB Memory stick in excellent condition About real capacity Flash memory vendors are using decimal arithmetic: 1MB = 1000KB，1G = 1000MB calculated， the operating system using binary arithmetic:1MB = 10B，1GB = 1024MB so there are some differences between display capacity and nominal capacity of flash memory product. 128MB = approximately 115MB-125MB 256MB = approximately 230MB-250MB 512Mb = approximately 470MB-500MB 1GB = approximately 950MB-980MB 2GB = approximately 1.7G-1.9G 4GB = approximately 3.6GB-3.8GB 8GB = approximately 7.4GB-7.6GB 16GB = approximately 14GB -15GB 32GB = approximately 28GB -30GB 64GB = approximately 58GB -60GB We promise only 100% real capacity，pass H2w. Package include: USB Flash Disk*1+Protection bag*1 Customers logo: About us · We are USB manufacturing ，We are establishing cooperation with many resellers in the wod . · We can custom all kinds of high quality USB flash drive.If you need a larger quantity or other custom style ， please feel free to contact us. · We are trying to give our customers best price & style & services.