Storage Capacity 4 TBConnection Interface 1 x USB 3.0 (USB Micro-B)Maximum Read Speed Not specified by manufacturerMaximum Write Speed Not specified by manufacturerPre-Format NTFSEncryption 256-Bit AESInternal DriveInternal Interface SATA (Unspecified)Type Hard Disk DriveRotational Speed Not specified by manufacturerForm Factor 2.5"Cache Memory Not specified by manufacturerExternal EnclosureSecurity Features Password ProtectionBus Power USBMaterial PlasticEnvironmental Resistance NoneGreen Certifications RoHSOperating Temperature 41 to 95ｰF / 5 to 35ｰCStorage Temperature -4 to 149ｰF / -20 to 65ｰCDimensions (L x W x H) 4.3 x 3.2 x 0.8" / 110.0 x 81.5 x 21.5 mmWeight 0.54 lbs / 0.24 kgPackaging InfoPackage Weight 0.85 lbBox Dimensions (LxWxH) 6.5 x 4.5 x 1.7"