... buyers' needs10) Write Protection Switch11) High Reading And Writing Speed12) Usb 3.0/ USB1.113) Capacity:16mb, 32mb, 64mb, 128mb, 256mb, 512mb, ... 8GB,16GB,32GB,64GB,128GBInterface TypeHigh speed USB 3.0/2.0CompatibilityPC or Mac with a USB interfaceLED LightLED flashes when it is ... workingBoot ModeUSB-HDD or USB-ZIPRead Speed10MB/sWrite Speed8MB/sOperating Temperatures32°F to 140°F(0°C to 60°C) ...