Feature:USB flash drive USB 3.0 interface.Capacity of 8GB/16GB/32GB/64GB/128GB/256GB/512GB.High speed data transfer performance .Hot plug and play.Hardware Requirement: PC with USB connection,Notebook,MAC.10 years data retention.More than 10000 times of usage .Solid State Storage, Shock proof and electromagnetic proof.About capacity:Flash memory vendors are using decimal arithmetic:1MB = 1000KB,1G = 1000MBcalculated, 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.16GB = approximately 14GB -15GB32GB = approximately 28GB -30GB64GB = approximately 58GB -60GB128GB = approximately 110GB -120GB256GB = approximately 220GB -240GB512GB = approximately 450GB -480GBThis is calculation difference between manufacturer and your PC, please Google USB Flash Drive capacity to get more information.Warm Tips:1. To avoid data loss or mechanical damage, do not power down your computer or unplug flash disk during transfer.2. Please do not remove your USB flash drive when it is being used otherwise your data may loss.3. After using USB flash drive, it is better to remove it as soon as possible. That will helps to extend its storage lifetime.4. Please do not format your USB flash drive frequently, otherwise the USB will be damaged easily. time:Estimated time is 15-35 days, if you do not have enough time to wait, please . When the time of receipt will end, but you have not receive the goods. Please contact customer service, we will provide you extend the time of receipt(Strict customs inspection countries, the time required will be longer. For example, Brazil 45-65 days)For iphone Lightning ios OTG flash drive memory stick type c pendrive type-c USB Flash Drive 16GB 32GB 64GB pen drive usb3.0Shipping and Packaging All items will be double checked and well packed before sending.Items will be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for remote areas,it may take a little longer). Special Announcement:Please fill in the correct and detailed consignee, address and phone number in the order. For fast and correct delivery.If you do not receive order within 30 working days,please feel free to contact Customer Service before leaving Negative and Neutral Feedback, we will do our best to help you resolve the problem.TaxNo, you will only pay what is quoted as total cost at checkout, no more. You are not expected to pay any additional duties or taxes. If you are asked by Customs or our logistic partner to pay duties, please contact our Customer Service .ReturnIf the product is not on good condition, You can return this product within 14 working days, please contact customer service center before returning.FeedbackYour satisfaction is our first priorityIf you receive the order and it is in goodcondition,we would be grateful if you would leave us 5 star Positive Feedback for the transaction.If you are not satisfied with our products or services, please let us know and give us an opportunity to correct them. We will definitely let you experience our intentions and persistence. Thanks again for coming. Your presence is your trust in us and your greatest support. We cannot live up to this trust. We will do our best to help you solve problems and make you 100% satisfied. Your satisfaction is our eternal pursuit. Finally, thank you for choosing our store. I wish you a happy shopping and a happy life. Thanks for coming!