Product Review

TOPSELL USB Flash Drive Features: 

1. Every Piece Tested and Formatted Before Delivery. 
Available in Black, Black/Silver, Blue, Green, Red, Orange colors. 
3. Available in1GB, 2GB, 4GB, 8GB, 16GB capacities.

Specifications:

Chip: Grade A, original brand flash memory chip
Interface Type: USB 2.0. Backwards compatible to USB 1.1
Writing speed: 3MB/S-6MB/S
Reading speed: 6MB/S-12MB/S
Compatibility: Desktop, Laptop, Mac, Tablet, Speakers, Television, Car video system which has USB port
Operating System: Windows 98second edition/NT/ME/2000/XP/7/8.1/10 and above /Linux/ Mac OS 10.3 and above
Operating Temperatures: 32° to 140°(0° to 60°)
Storage Temperatures: -4° to 185° (-20° to 85°)
Durability: 50,000 times read and write

Package Included: 

20 x 4 GB Bulk USB Flash Drives 100% Risk-free Satisfaction Guarantee from the Date of Purchase

We offer you 100% after-sale service and risk-free satisfaction guarantee to enhance your confidence to buy the usb flash drives from TOPSELL. No question asked.