The powerful combo including extra-long battery life Type on a full-size layout including 12 enhanced F-keys for media control. Skip a song, pause a video or mute audio instantly Enjoy an awesome 4-year keyboard and 18-month mouse battery life, provided by our energy efficient engineering On/Off switch on mouse along with keyboard Battery life indicator on mouse Nano-receiver storage in the mouse Automatic sleep mode when not in use The generous palm rest, the contoured right-handed mouse along with the adjustable keyboard height give you more comfort Wide wheel will improve your scrolling experience Plug-and-forget Nano-receiver Spill-resistant design so you dont have to worry about accidental spills Textured palm rest and mouse Full-size layout with 12 enhanced F-keys for media control 2 x AAA alkaline batteries in keyboard (pre-installed) 1 x AA alkaline battery in mouse (pre-installed) User documentation 1-Year Limited Hardware Warranty Keyboard - Height: 186.7mm, Width: 447.2mm, Depth: 21.4mm, Weight: 603g Mouse - Height: 105.4mm, Width: 67.9mm, Depth: 38.4mm, Weight: 86.4g SYSTEM REQUIREMENTS: Windows Vista, Windows 7, Windows 8, Windows 10, Chrome OS, USB port Battery life: 48 months Battery: 2 x AAA On/Off switch: Yes Unifying-ready keyboard: No Unifying-ready receiver: No Wireless operating distance: 10m maximum Wireless system: Advanced 2.4 GHz wireless connectivity Sensor technology: Logitech Advanced Optical Tracking Resolution: 1000 dpi Battery life: 18 months Battery: 1-AA On/Off switch: Yes Number of buttons: 3 Scroll Wheel: Yes Tilt function: No Unifying-ready mouse: No Unifying-ready receiver: No Wireless operating distance: 10m maximum Wireless system: Advanced 2.4 GHz wireless connectivity Connection Interface: USB receiver PACKAGE CONTENTS: Keyboard, Mouse, USB receiver OEM: 920-006491 SKU: LD00077