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.

JASTER Bracelet USB Flash Drive 64GB Black Wristband Pen Drive 32GB Creative Gifts Memory Stick 16GB Water Proof External Storage 8GB 4GB