Jaster | Black Mini Pen Drive 128GB High Speed Memory Stick Pen drive 64GB USB 2.0 Oval Flash Drive Convenient Business Gifts Key Chain

FLASH MEMORY CAPACITY DESCRIPTION:The amount of memory marked on the storage device. The capacity recognized on the device used will vary. This is calculation difference between manufacturer and your PC. The specific memory conversion can refer to the following table.ABOUT REAL CAPACITY:4GB=3.6GB-3.9GB8GB=7.4GB-7.8GB16GB=14.2GB-15GB32GB=28GB-30GB64GB=58GB-60GBFeatures:● 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.