USB stick usb 2.0 real capacity Emoji emotion expression USB flash drive pen drive 32gb-64gb-128gb memory Stick Pendrive U Disk

Specification:

1.Support USB version 2.0 and 1.0
 2.Hot Plug & Play
 3.Durable solid-state storage
 4.No external power is required 4.5V ~ 5.5V from USB port
 5.Support Win98/ME/2000/XP/Vista/7， Mac OS 9.X/Linux2.4 without device drive
 6.Support solution for Linux kernel version 2.4 or later version
 7.Driveless for OS 9X or up
 8.Compatible with USB 1.1/2.0
 9.Operating Temp: -10 to +55Deg.C

Q.Why the USB flash drive real capacity is not correct capacity?

Flash memory vendors are using decimal arithmetic:1MB = 1000KB，1G =  1000MB
calculated， the operating system using binary arithmetic:1MB = 1024KB，1GB =  1024MB;
so there are some differences between display capacity and nominal capacity  of flash memory product

About Real Capacity

1GB = approximately920MB-999MB

2GB = approximately1.8GB-1.9GB
4GB = approximately3.75GB-3.9GB
8GB = approximately 7.4GB-7.85GB
16GB = approximately 14.2GB-15.8GB
32GB = approximately 28.2GB-30GB
64GB = approximately 58GB-60GB