... drive -2/4/8GB -over 10 years data retention -5 years warranty -High Reading and Writing speed 100% Original Verbatim clip-it ... read/write speedUSB Bus-powered,No External RequiredCapacity 2GB,4GB,8GB,LED indication Flashing LED for USB Detection and Data TransmissionData ... vary due to host hardware,software, software and usage 100% Original Verbatim clip-it usb flash drive