SPECIFICATIONS:

Brand Name: JASTER

Interface Type: USB 2.0

Package: No

Model Number: USB Flash Drives

Product Type: Flash Disk

Product Type: Normal

Product Type: Creative

Material: Plastic

Encryption: No

Certification: CE

Capacity: 128GB 64GB 32GB 16GB 8GB 4GB

Applicable scene: Win98/ME/2000/XP/ Vista/win7 /win8/win10, Mac OS 9.X/Linux2.4 or above

Interface: USB 2.0

Place of origin: Guangdong, China (Mainland)

Shape: Transformers Dog

MORE INFO:

* Reading speed: 10MB-18MB/second
* Writing speed: 5MB-8MB/second
* Plug and play, no need to install any software
* Extra storage space for your Android device
* USB interface has higher speed and higher stability
* Lightweight, high-quality metal protection connector
* Solid state storage, shockproof, anti-electromagnetic
* USB service voltage: 4.5V-5.5V
* Storage life: more than 5 years
* Using A-grade chip, it can be erased repeatedly 1,000,000 times
* Operating system: Win98/ME/2000/XP/Vista/win7/win8, Mac OS 9.X/Linux2.4 or later
* USB connection: supports hot swap.
* Put the digital world in your pocket
* Speed varies depending on the type of file being transferred and computer configuration.
 

CAPACITY:

128MB=approximately  110MB-120MB
4GB = approximately  3.6GB-3.9GB
8GB = approximately  7.4GB-7.8GB
16GB = approximately 14.2GB-15GB
32GB = approximately 28GB-30GB
64GB = approximately 58GB-60GB
128GB = approximately 110GB-120GB
 

This is a calculated difference between the manufacturer and your PC, please google"memory card capacity"for more information.
Your PC says 1GB = 1073741824 million bytes, where the market defines 1 GB = 1 billion bytes.
Therefore, there is a certain difference between the display capacity and the nominal capacity of flash memory products.

KIND TIPS:
If you encounter any problems, you can contact the seller's customer service first, and the customer service will provide you with a better solution. Thanks