The plastic transparent credit card-size-shaped USB flash drive is a great gift idea.
Lightweight and cool card style, allows you to keep it in your wallet, easy to carry.
Perfect for keeping all of your documents, videos, music, and photos handy.
Excellent quality, easy to use, no need extra software to drive it, only plug in.
Store and share your photos, videos, and music in a simple and reliable way.
Good gift idea for friends or family, bring special user experience.
Compatible with notebooks, tablets, TVs, car audio systems, and so on.
Operating System: Win98/ME/2000/XP/Vista/7/8/10, Mac OS 9.X above and Linux.
Support PC Mode: All brands of Desktop PC, Laptop and other consumer electronic devices with USB interface, etc.

Specification:
USB Interface: USB 2.0
Environment Temperature: -40C - +70C
Storage Temperature: -50C - +80C
USB Service Voltage: 4.5V-5.5V
Storage Lifetime: More than 10 years
Size: 85*52*3 mm
Weight: 20g

Package Included:
1 x USB 2.0 Flash Drive

About Real Capacity:
Flash memory vendors are using decimal arithmetic:1MB = 1000KB,1G = 1000MB calculated, the operating system using binary arithmetic:1MB = 1024KB,1GB = 1024MB;
Besides, A portion of the memory capacity on the flash storage device is used for data management functions.
So the actual available storage capacity for data storage is less than what is listed on the products.
64GB = approximately 58GB-60GB
128GB = approximately 117GB-119GB