Memoria USB de alta calidad, 4 GB, 8 GB, 16 GB, 32 GB, 64 GB, resistente al agua, con llave de metal, unidad de memoria USB

Top quality usb flash drive pen drive 4GB 8GB 16GB 32GB 64GB waterproof Metal Key pendrive Card Memory Stick Drives u disk Please read carefully before placing an order 1=4G,2=8G,3=16G,4=32G,5=64G Features: · 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 systems · speeds vary depending on types of file being transferred and computer configuration . · Maximun Read Rate: 20Mb/S · Interface USB 2.0 · Excellent USB Memory stick in excellent condition About capacity: · 4GB=approximately 3.6GB-3.8GB · 8GB=approximately 7.4GB-7.6GB · 16GB=approximately 14.4GB-14.8GB · 32GB=approximately 28.5GB-30GB · 64GB=approximately 58.5GB-60GB · 128GB=approximately 110GB-120GB Vendors are using Flash memory decimal arithmetic: 1 MB = 1000KB, 1G = 1000 MB Calculated, operating system with binary arithmetic: 1 MB = 1024KB, 1 GB = 1024 MB;So there are some differences between display capacity and nominal capacity of flash memory products.