Our best-selling My Book external drive is an elegant, high-capacity storage solution for all the chapters of your digital life. Our latest edition now features visual, easy-to-use, automatic, continuous backup software and drive lock security protection. At last, beauty, brains, and simplicity together. Product FeaturesSmaller, sleeker, more streamlined design - We've made these award-winning drives even smaller, sleeker, and more elegant. As always, this book-like shape takes up minimal space on your desk and allows two or more My Book drives to nestle neatly together like volumes on a shelf. WD SmartWare - See your life safe in one place. See your backup as it happens Seeing is believing. Visual backup displays your content in categories and shows the progress of your backup.Protect your data automatically Relax, your data is secure. Automatic, continuous backup will instantly make a second copy whenever you add or change a file.Bring back lost files effortlessly Retrieve your valuable data to its original location whether you've lost all your data or just overwritten an important file.Take control Customize your backup, set drive security, run diagnostics, manage the power settings, and more from the WD SmartWare control center.Drive lock - Gain peace of mind knowing that your data is protected from unauthorized access or theft with password protection and 256-bit hardware-based encryption. Illuminated capacity gauge - See at a glance how much space is available on your drive. USB 2.0 interface - A simple connection that offers convenience and compatibility among multiple computers. Power miser - My Book external drives are designed to save energy. WD GreenPower Technology lowers internal drive power consumption by up to 30%, a sleep mode reduces power during idle times, and a power-saving feature turns the drive on and off with your computer. Planet friendly - We designed a small retail box from recycled materials to minimize waste. We encourage you to recycle it. Ready to plug-and-play with Windows PCs - if you're a Mac user, check out our Mac version of this product. Physical Specifications Interface USB 2.0 Physical Dimensions Height 6.50 Inches Depth 5.3 Inches Metric Height 165 mm Depth 135 mm Electrical Specifications Current Requirements Power Dissipation AC Input Voltage 100-240 VAC AC Input Frequency 47-63 Hz As used for storage capacity, one megabyte (MB) = one million bytes, one gigabyte (GB) = one billion bytes, and one terabyte (TB) = one trillion bytes. Total accessible capacity varies depending on operating environment. As used for buffer or cache, one megabyte (MB) = 1,048,576 bytes. As used for transfer rate or interface, megabyte per second (MB/s) = one million bytes per second, megabit per second (Mb/s) = one million bits per second, and gigabit per second (Gb/s) = one billion bits per second.
