Logitech Mk235 Wireless Keyboard And Mouse

Keyboard Spill-resistant design Tilt legs 10-Key Number pad Special Keys: 15 function keys Up to 5 million keystrokes 2 AAA batteries Battery life: 36 months ? Mouse Sensor technology: Smooth Optical tracking Number of buttons: 3 (Left/Right-click, Middle click) Scrolling: line-by-line Scroll Wheel: Yes, 2D, optical Connect/Power: On/Off power button 1 AA batteries Battery life: 12 months