1Portable external hard disk, compatible with USB 3.0 powered portable additional storage device, easy to use. 2Plug and play, no need to install software, provide enough storage space for your music, movies and other files. 3Strong compatibility, suitable for OS X/XP/Win7/ Win8/Win10/Linux operating system. 4With small size, easy to carry and store, convenient to use and with good performance. 5Strict quality control and quality assurance, high safety factor, can be used with peace of mind. Item Type: Mobile Hard Drive Model: YD0018 Cache: >=8MB Interface: USB3.0 Speed: 50-130M/S Operating Temperature: 0~75 Operating Voltage: 5V5% Applicable System: For OS X/XP/Win7/ Win8/Win10/Linux Application Scenarios: Notebook, all-in-one, desktop computer Operating Power Consumption: 3W-5W 80G 5400 transfer 50M/S read 80M/S 120G 5400 transfer 50M/S read 80M/S 160G 5400 transfer 70M/S read 80M/S 250G 5400 transfer 90M/S read 95M/S 320G 5400 transfer 90M/S read 95M/S 500G 5400 transfer 100M/S read 110M/S 1T 7200 transfer write 90M/S read 130M/S 2T 7200 transfer write 90M/S read 130M/S How to Use:Use the USB cable to insert the mobile hard disk, connect the other end to the computer or other equipment, and then click the U disk icon on the desktop of the computer, then you can copy the files in the hard disk or copy the files in the computer into the mobile hard disk. After completion, click the U disk icon on the desktop, right-click and select pop-up to disconnect. (With a USB to USB cable) 1 x Hard Disk 1 x Connecting Line 1 x Storage Bag