Four Awesome Modes. One Incredible Device. Easily change between four modes ? Laptop, St&, Tablet, & Tent ? while your system automatically switches system settings & locks the keyboard in place. The secret: Think Pad Yoga's unique design & touchscreen display allows the screen to flip around 360 degrees, which means you can select the mode you use based on what you choose to do. Ultraportable for Easy Mobility Starting at a mere 1.58kg (3.5 lbs) & just 19mm (0.75") thick, Thinkpad Yoga is ultraportable ? it's perfect for doers on the go. Industry-Leading Multimode Keyboard Pioneering ultrabooks need pioneering keyboards ? & the Think Pad Yoga's innovative lift-&-lock keyboard fits the bill. When your Yoga switches between modes, the keyboard frame automatically rises & the keys lock, eliminating accidental keystrokes & providing a more comfortable grip. Massive Storage Options With up to 1TB in HDD storage/256GB SSD storage, the Think Pad Yoga has plenty of space for all of your important files, videos, photos, & presentations. & the Lenovo Performance Booster enhances performance by up to five times. Rock-Solid Durability The Think Pad Yoga's durable magnesium-alloy frame & heavy-duty, scratch- & smudge-resistant Corning Gorilla Glass display means it can handle tough treatment from even the hardiest road warrior. Digitizer Pen Support Choose a model with an optional digitizer pen to maximize productivity on your Think Pad Yoga. In all four modes, the digitizer pen provides a natural, fluid, writing experience & lets you take notes, sign documents, annotate PDFs, & more. Long Battery Life The Think Pad Yoga lets you stay productive over the long haul. With up to 8 hours of battery life ? & a 30-day standby ? you can go all day without recharging. 10-Point Multitouch Display Interact with your Think Pad Yoga by using simple, intuitive gestures directly on the 12.5" HD or FHD 10-point multitouch display ? optimized for Windows 8. Its advanced multitouch technology provides a superior touch experience, greater responsiveness, & faster response times. Instant Resume Stay productive by picking up where you left off in an instant. The Think Pad Yoga wakes from sleep mode in less than 2 seconds & from hibernation in less than 7 seconds. Robust Hard-Drive Protection Enjoy peace of mind knowing that your data is protected. The Think Pad Yoga's Active Protection System locks & protects your HDD when it detects sudden movements ? it's like having an airbag for your hard drive.