halaaobaoyu 2.5'' External Hard Drive USB 3.0 - 5400rpm 500GB HDD

Handy external hard drives are the traditional internal hard disk drive (HDD) in a convenient external format, so you can easily expand your storage capacity without touching the inner workings of your computer. These drives also let you quickly create a file back-up solution or offload batches of files for simple transfer to another computer. Hard drives in general are relatively inexpensive and can give you a lot of storage space for your money.Specifications:Hard Drive Type:2.5" HDDUSB Interface:USB 2.0Capacity: 500gb/1TB/2TB/4TB/6TB/8TB/10TB/12TBDisk Rotational Speed:5400rpmDisk Cache Size:8MB3 Years WarrantyPackage includes:1* USB 2.0 External Hard Drives 250gb2* USB cable*1 About Capacity: hard disk vendors are using decimal arithmetic: 1MB = 1000KB, 1G = 1000MB calculatedbut the operating system is using binary arithmetic: 1MB = 1024KB, 1GB = 1024MB.so there are some differences between display capacity and nominal capacity of hard disk products.However, this is allowed to exist. Please do not doubt his authenticity. About capacity:40 GB=approximately 37GB60 GB=approximately 55GB80GB=approximately 74GB120GB=approximately 111GB160GB=approximately 149GB 250GB=approximately 232GB 320GB=approximately 298GB500GB=approximately 465GB640GB=approximately 595GB1TB= approximately 930GB