KALSAN 50 Pack USB 2.0 Thumb Drives - 4GB Flash Memory Each, Black

• SUPER SAVER PACK - Includes 50 units of 4GB USB 2.0 Flash Drive packed in a compact and eco-friendly box
• Plug and work, support windows 7 / 8 / 10 / Vista / XP / 2000 / ME / NT Linux and Mac OS, Compatible with USB2.0 and below
• The metal side has a 360º rotation, covering and protecting the usb end while carrying it around and turn back in any position, for the most comfortable use. Capless design with integrated loop makes it easy to attach to key chains, backpacks and etc. Mini design so that you can put it in pocket or any small space
• Good performance in digital data storing, transferring and sharing with families, friends, workmates, clients and machines. You can store music, photos, movies, designs, manuals, programs, handouts in a quick speed
• 1 year warranty, our products are of good quality and we promise that any problem about the product within one year since you buy, it will be guaranteed for free

KALSAN USB Flash Drive Features: -Unbranded: Use the flash drive to promote your brand as this drive is not branded with our logo. - Quality Guaranteed: Every Piece Tested and Formatted Before Delivery. -Swivel Design:The Aluminum clip rotates 360° round the ABS plastic body which with rubber oil skin feeling finish -The dimension of the USB is 2.12"*0.63"*0.4" (fold). -It comes with eye loop for lanyards or keychain, for easy carring long with your keyring, bag, backbag, and cellphone, etc. Technical Specifications: Chip: Grade A, original brand flash memory chip Interface: USB 2.0. USB 2.0 Compatible (Backwards compatible to USB 1.1) Speed: Writing speed: 5MB/S-7MB/S; Reading speed: 12MB/S-15MB/S Compatibility: Desktop, Laptop, Mac., Tablet, Speakers, TVs, Car video system which has USB port and allows data transmission Operating System: Windows 98second edition/NT/ME/2000/XP/7/8.1/10 and above, it also compatible with Linux and Mac OS 10.3 and above. Operating Temperatures: 32º F to 140º F (0º C to 60º C) Storage Temperatures:-4º F to 185º F (-20º C to 85º C) Durability: 50,000 times read and write Package Description: 50pcs of 4GB USB Flash Drives, packed in a nice carton box. Easy to open. Tips： The actual available capacity for data storage is less than what is listed on the products. As some of the listed capacity on a flash storage device is used for formatting and other functions, thus is not available for free data storage of users. The usable space for each capacity is as below: 4GB: with usable storage space around 3.74GB-3.8GB