jaster | 5PCS LOT High Speed USB Flash Drive 64GB 32GB Mini Metal Pendrive 128GB Free key ring Black USB stick 4GB Creative gift

SPECIFICATION1. USB connection,support Hot plug & Play.2. No external power supply .3. Support different types of os.4. Solid State Storage, Shock proof and electromagnetic proof.5. Durable data storage.6. Fast speed in write/read transfer.7. Hardware Requirement: PC with USB connection,Notebook,MAC.8.Capacity:128MB/4GB/8GB/16GB/32GB/64GB/128GB/256GB.WARM TIPSThe amount of memory marked on the storage device. The capacity recognized on the devices used varies. This is the calculation difference between manufacturers and PCs. The specific memory conversion can refer to the table below.Regarding actual capacity128MB=approximately 110MB-120MB4GB=approximately 3.6GB-3.9GB8GB=approximately 7.4GB-7.8GB16GB=approximately 14.2GB-15GB32GB=approximately 28GB-30GB64GB=approximately 58GB-60GB128GB=approximately 110GB-120GBFeatures:● Read Speed: 10MB -20MB/second● Write Speed: 3MB -10MB/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