High Speed Pen Drive USB 3.0 Flash Drive 128GB 64GB Key Chain Memory Stick 32GB Rotatab Creative Gift 16GB Purple U Disk 8GB

Notice： This link does not provide custom logo services.About real capacity8GB = approximately 7.4GB-7.6GB16GB = approximately 14.5GB-15GB32GB = approximately 28GB-30GB64GB = approximately 58GB-60GB128GB = approximately 110GB-120GB This is calculation difference between manufacturer and your PC, please Google 'Memory card capacity' to get more information.Your PC says 1GB = 1.073741824 Billion bytes where Market Defines 1 GB = 1.00 Billion bytes.The pursuit of the perfect person is not recommended to buy.FEATURE:* Durable data storage: 4GB/8GB/16GB/32GB/64GB/128GB.USB 3.0 high-speed data transfer performance.Plug and play: No need drive/power supply only plug in. A-class chip: Can be erased repeatedly for 100,0000 times. Support Windows computer systems,Can not support Mac system.* Writing speed: 10-20Mb/s , Reading speed: 40-70Mb/s.The rate of performance depends on the different operation system available and various flash adopted, so the speed maybe different.