storage capacity: 4GB/8GB/16GB/32GB 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 Use A-class chip, can be erased repeatedly for 100,0000 times Operating System: Win98/ME/2000/XP/ Vista/win7 /win8, Mac OS 9.X/Linux2.4 or above USB connection:support Hot plug & Play. Easy to read and read in high speed ,No need drive/power supply only plug in.
About real capacity :
Because manufacturer use memrry decimal arithemtic: 1MB=1000KB 1G= 1000MB,computer use binary operating :1MB=1024KB 1G=1024MB,So the actual memory usb flash drive is as follow: 4GB actual capacity = 3.7GB ~ 3.8GB 8GB actual capacity = 7.4GB ~ 7.6 GB 16GB actual capacity = 14.5GB ~ 15.0GB 32GB actual capacity = 29.1GB ~ 30.5GB 64GB actual capacity = 58.5GB ~ 60.5GB
About transportation methods ：
We use ordinary logistics methods for orders below $5. This way we can't query logistics information outside China. For those with more than $5, we can use China Post package to track, you can also choose Aliexpress transportation mode. In this way, you can get the logistics compensation without receiving the goods.
1) We provide 7 days unconditional return even though this article is good, not defective. You have 7 days to contact us and 30 days to return it from the date it was received. If this product stays in your possession for more than 7 days, it is considered being used and WE WILL NOT provide this service. All shipping cost which includes we shipping out and you sending back is borne by buyer. We will issue refund full bid amount excluding the shipping cost upon receipt of the product. 2) If the product(s) is (are) not as advertised or defective, please return us in 7 days . We will refund YOUR FULL WINNING BID AMOUNT, upon receipt of the item in its original condition and packaging with all components and accessories included, We will bear all the shipping cost. AFTER BOTH Buyer and Seller cancel the transaction from aliexpress. OR, you may choose to have a replacement, or ask for disccount without sending back product. 3) All returned items MUST BE in the original packaging and you MUST PROVIDE us the tracking number, specific reason for the return. 4) 60 days unconditional refund. If you are not willing to wait after the product(s) is (are) shipped out for 60 days, we will refund you full winning bid amount.
1. We are committ to the satisfaction of our customers and strive to provide the highest level of customer service. 2. If you are satisfied with the purchase, please leave us a positive feback, and we will do the same to you. 3. If you are not satisfied, pls tell us know, we will try our best to resolve the problem.