Green WDS200T2G0A 2TB is an SSD type hard drive which can fit 2 TB of data. The form factor is 2.5" the most common for SSD drives.
From Senetic
Green - 2000 GB - 2.5' - 545 MB/s - 6 Gbit/s
Gadcet
WD Green 2 TB Internal SSD 2.5 Inch SATA, New
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