Model Number: ST8000DM0004,Capacity: 8TB / 8000GB,Bytes per Sector: 512,Interface: SATA 6Gb/s,SATA Transfer Rates Supported (Gb/s): 6.0/3.0/1.5,Max Sustained Transfer Rate (MB/s): 220,Cache Size: 256MB,Load/Unload Cycles: 300,000,Nonrecoverable Read Errors per Bits Read: 1 per 10E15,Power-On Hours (per year): 8760,Data Recovery Services: Yes,Workload Rate Limit (WRL) (TB/year): 300,Power Management: Startup Power (A): 2.0, Operating Mode (W): 6.8, Idle Average (W): 4.42, Standby/Sleep Mode (W): 0.8/0.8,Operating Temperature: 0C to 60C, Nonoperating Temperature**: -40C to 70C,Halogen Free: Yes,RoHS Compliance: Yes,Dimensions: Height: 26.11 mm / 1.028 in, Width: 101.85 mm / 4.01 in, Depth: 146.99 mm / 5.787 in,Weight: 705g / 1.554 lb,