Original Keyboard For Lenovo ThinkPad E531 E540 Series US Layout Black Screwdriver Frame 4 Screws E531

DetailsColour Black Brand Logitech Connectivity Technology Wireless Operating System Windows Power Source Battery PoweredAbout this itemSave space without missing a thing as the compact keyboard is about 36 percent smaller than standard keyboards but still has all the standard keys, so doing the things you love is as easy as ever You get a reliable connection upto 10 meters (33 feet) away, with virtually no delays or dropouts even in the busiest wireless environments, thanks to logitech advanced 2.4 ghz wireless connectivity 128-bit aes keyboard encryption helps keep your information secure, wireless range may vary due to environmental and computing conditions A 24 month keyboard and 5 month mouse battery life plus auto-sleep meaning you can watch youtube videos, catch up on facebook and explore for months without the hassle of changing batteries but battery life may vary based on user and computing conditions The keyboard's minimalist design not only blends in beautifully with your décor but serves a purpose as no extra space between the keys makes it compact as well as sleek Save space without missing a thing as the compact keyboard is about 36 percent smaller than standard keyboards but still has all the standard keys, so doing the things you love is as easy as ever Note : In case of Wireless mouse, the USB receiver will be provided inside or along with the mouse