[Limited Time Offer !!!] Metal Ring USB3.0 High Quality Waterproof USB Flash Drive Memory Stick

2GB= approximately 1.9GB-2GB 8GB = approximately 7.4GB-7.6GB 16GB = approximately 14GB-15GB 32GB = approximately 28GB-30GB 64GB= approximately 61GB-63GB 128GB=approximately 123GB-126GBSpecifications Interface: USB3.0 USB Service Voltage: 4.5V-5.5V Environment Temperature: -40°C - +70°C Storage Temperature: -50°C - +80°C Storage Lifetime: More than 10 years Operating System: Win98/ME/2000/XP/ Vista/7 , Mac OS 9.X/Linux2.4 Convenient to carry Easy to read and read in high speed No need drive, only plug in No need power supply Support USB ZIP/HDD startup Small style and fashionable Shock resistance, damp proof, lighting resistance, antimagnetic Can endure impact and knock of 3 meters fall Use A-class chip, can be erased repeatedly for 100,0000 times Compatible with PC, notebook, MAC