When you need to take your office with you, the Latitude E5520 can perform wherever you need to work. With its 15.6 HD, WLED great viewing capacity, the newly redesigned Latitude E5520 is ideal for professionals looking for a budget-friendly blend of mobility and at-your-desk computing. Ready for whatever your work might dish out, this highly durable laptop is stylishly armored top to bottom on the outside with a hard-wearing Tri-MetalTM casing, a brushed aluminum display back and zinc alloy latches. On the inside, the Latitude E5520 is equipped with a protective LCD seal and 360 degree bumper for added screen protection, a spill-resistant keyboard and a magnesium alloy internal structure for increased system stiffness and strength that will outlast the bumps and spills of everyday work. You can enjoy uninterrupted productivity with the optional backlit11 keyboard, ideal for in flight use or in low light settings, and dedicated nuMBer keypad that makes nuMBer crunching a breeze. A variety of battery options help to keep productivity in full swing.