Detailed Product Descriptions Pen USB flash disk, pen USB flash drive,plastic USB memory disk, leather USB flash disk, leather Description:1.Operating temperature:-40c~+70c Storage temperature:-50c~+80c2.Simple: just plug and play3.Interface: USB 1.1/2.0 compliant, Capacity: 32MB~16GB4.Support disk partition and secret disk5.Data retention:10 years.6.Samsung,Intel and Hynix original flash chip, ...