Capacity 4TB Connector SATA Interface SATA Form Factor 3.5-Inch Transfer Rate up to 185MB/s Disk Speed (RPM) 5400 RPM Recording Technology CMR Cache Size 256MB Dimensions (L x W x H) 147mm x 101.6mm x 26.1mm Certifications BSMI, ICES-003/NMB-003, CE, FCC, KC, Maghreb, RCM, UKCA, VCCI, CB-Scheme, TUV, UL Product Features *Designed for reliable, everyday computing / *Free Acronis® True Image™ WD Edition cloning software / *Low power consumption with advanced power management Weight 570gms Operating Temperature 0°C to 60°C Non-Operating Temperature (-40°C) to 70°C Warranty 2-Year Limited Warranty Compatibility *Windows® 11 / *Windows 10 / *Windows 8.1 In The Box WD Blue 3.5-Inch PC HDD