HDE External USB 1.44 MB 3.5&rdquo; Floppy Disk Drive Portable, compact, and light weight USB Powered, no extra power cable required Supports 1.44 MB 3.5" Floppy Disks Plug and Play, no extra setup required Windows Compatible: 98/2000/ME/XP/7/8/10 3.5 720KB / 1.44MB supported USB supply current: 500mA or less USB Data Transfer Rate: Full speed / 12 Mbps Data Transfer Rate: 250kbits (720KB) / 500 Kbits (1.44MB) Number of Cylinders: 80 Rotation Speed: 300 rpm Average Latency Time: 100 MSEC (1.44MB) / 83.3 MSEC (720KB) Between 4 degrees Celsius and 51 degrees Celsius Between 39 degrees Fahrenheit and 125 degrees Fahrenheit Operating between 20% and 80%