Jaster | Red Mini Metal USB 3.0 Flash Drives 128GB 32GB 64G Blue Memory Stick 16G Fashion Buttons Pen Drive 8G Creative Gift USB3.0 Stick

Notice:This link does not provide custom logo services.About real capacity128MB = approximately 110MB-120MB 4GB = approximately 3.6GB-3.9GB 8GB = approximately 7.4GB-7.8GB 16GB = approximately 14.2GB-15GB 32GB = approximately 28GB-30GB 64GB = approximately 58GB-60GB 128GB = 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.Features:● Read Speed: 10MB -18MB/second● Write Speed: 5MB -8MB/second● USB 2.0 interface with higher speed and higher stability● Portable, lightweight, high-quality metal protects the connector●Environment Temperature: -40°C - +70°C●Storage Temperature: -50°C - +80°C●USB Service Voltage: 4.5V-5.5V●Storage Lifetime: More than 5 years●Use A-class chip, can be erased repeatedly for 100,0000 times●Operating System: Win98/ME/2000/XP/ Vista/win7 /win8, Mac OS 9.X/Linux2.4 or above●USB connection:support Hot plug & Play.●Easy to read and read in high speed ,No need drive/power supply only plug in.About capacity:4GB = approximately 3.6GB-3.9GB8GB = approximately 7.4GB-7.8GB16GB = approximately 14.2GB-15GB32GB = approximately 28GB-30GB64GB = approximately 58GB-60GB128GB = approximately 110GB-120GBVendors are using Flash memory decimal arithmetic: 1 MB = 1000KB, 1G = 1000 MBCalculated, 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.