Details 1. USB capacity: 4GB 8GB 16GB 32GB 64GB 128GB 2. Interface type: USB2.0 3. Working temperature: 0~50 4. Wirtten speed: 3MB~8MB/sec 5. USB connection; support plug and play 6. No drive/power supply; just plug in About capacity: 1GB = about 870MB-921MB 2GB = about 1.7G-1.8GB 4GB = about 3.4GB-3.6GB 8GB = about 6.8GB-7.2GB 16GB = about 13.6GB -14.4GB 32GB = about 27.2GB -28.8GB 64GB = about 54.4GB -57.6GB 128GB=about 108.8GB-115.2GB note: The vendor is using flash decimal arithmetic: 1 MB = 1000KB; 1G = 1000 MB Calculated operating system with binary algorithm: 1 MB = 1024KB; 1 GB = 1024 MB; If you have any questions; please feel free to contact us. We will do our best to solve all problems and provide you with the best customer service. If you are satisfied with the USB flash drive; please give us 5 stars; thank you very much <img data-srcid="-" src="https://image.doba.com/dgd1-cGvtlHriVPDi/creative-waterproof-usb-pen-drive-flash-drive-20-64gb-32gb-16gb-8gb-4gb-128gb-mini-pen-drive.jpg" alt="dropship Creative waterproof usb pen drive; flash drive 2.0 64gb 32gb 16gb 8gb 4gb 128gb mini pen drive" /><img data-srcid="-" src="https://image.doba.com/dgd1-YuDdlnAcvcqy/creative-waterproof-usb-pen-drive-flash-drive-20-64gb-32gb-16gb-8gb-4gb-128gb-mini-pen-drive.jpg" alt="dropship Creative waterproof usb pen drive; flash drive 2.0 64gb 32gb 16gb 8gb 4gb 128gb mini pen drive" /><img data-srcid="-" src="https://image.doba.com/dgd1-JaDRSnAivPqi/creative-waterproof-usb-pen-drive-flash-drive-20-64gb-32gb-16gb-8gb-4gb-128gb-mini-pen-drive.jpg" alt="dropship Creative waterproof usb pen drive; flash drive 2.0 64gb 32gb 16gb 8gb 4gb 128gb mini pen drive" /><img data-srcid="-" src="https://image.doba.com/dgd1-JgbvdErOqoDy/creative-waterproof-usb-pen-drive-flash-drive-20-64gb-32gb-16gb-8gb-4gb-128gb-mini-pen-drive.jpg" alt="dropship Creative waterproof usb pen drive; flash drive 2.0 64gb 32gb 16gb 8gb 4gb 128gb mini pen drive" /><img data-srcid="-" src="https://image.doba.com/dgd1-YjvGdnBSVPby/creative-waterproof-usb-pen-drive-flash-drive-20-64gb-32gb-16gb-8gb-4gb-128gb-mini-pen-drive.jpg" alt="dropship Creative waterproof usb pen drive; flash drive 2.0 64gb 32gb 16gb 8gb 4gb 128gb mini pen drive" /><img data-srcid="-" src="https://image.doba.com/dgd1-JFVhNRrivPbz/creative-waterproof-usb-pen-drive-flash-drive-20-64gb-32gb-16gb-8gb-4gb-128gb-mini-pen-drive.jpg" alt="dropship Creative waterproof usb pen drive; flash drive 2.0 64gb 32gb 16gb 8gb 4gb 128gb mini pen drive" /> <script>window.adminAccountId=239234800;</script>