Logitech MK220 Wireless Keyboard & Mouse Combo

Logitech MK-220 Wireless Keyboard & Mouse Combo Keyboard 10-Key Number pad Music Controls Up to 5 million keystrokes (excludes number lock key) Key type: Deep-profile Spill-resistant 2 AAA batteries (Alkaline Batteries) Mouse Sensor technology: Smooth Optical Tracking Number of buttons: 3 (Left/Right-click, Middle click) Scrolling: line-by-line Scroll Wheel: Yes, optical 2 AA batteries (Alkaline batteries) Sustainability Mouse plastics: 66% post-consumer recycled material Keyboard plastics: 44% post-consumer recycled material Receiver plastics: 75% post-consumer recycled material Keyboard Dimensions Length: 381 mm Width: 112 mm Height: 17.78 mm Weight: 320 g Mouse Dimensions Length: 107 mm Width: 60 mm Height: 40 mm Weight: 112 g Warranty: 3 Years