Logitech MK235 Wireless Keyboard and Mouse Combo...

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