Advanced 2.4ghz wireless connection ensures consistent, reliable connectivity
Plug-and-play micro wireless receiver easily connects both keyboard and mouse
LED indicators show battery life status. OPERATING SYSTEMS: Microsoft Windows 7 Microsoft Windows 8 Microsoft Windows 8.1 Microsoft Windows 10
Keyboard has low-profile, island-style keys, adjustable tilt legs and is spill-resistant, 1 year battery life
Mouse has optical sensor for precision tracking, ambidextrous three-button design, 1 year battery life

Technical Info:
*Language Layout-US_English 103P
*Color-Black
*Battery Life-Up to 15 months battery life for keyboard (may vary based on usage) Up to 18 months battery life for mouse (may vary based on usage)
*Weight-KB: 406.5 g (without battery) MS: 65.5 g (without battery)
*Backlight-No
*Mice Button-3 buttons (Left, Right, Scroll)
*Button Life-3 million clicks for left and right buttons
*Keyboard Key Lifecycle-Up to 10 million clicks
*Mouse Sensor-Optical Sensor