Logitech MK235 Wireless Keyboard and Mouse

Technical Specs
Keyboard:
Spill-resistant (up to 60 ml)
Tilt legs
10-Key Number pad
15 function keys
2 AAA batteries, 36 months battery life
Mouse:
Smooth Optical tracking
3 buttons (Left/Right-click, Middle click)
Line-by-line scrolling, 2D optical scroll wheel
On/Off power button
1 AA battery, 12 months battery life
Dimensions
Keyboard: 5.41 in H (137.5 mm), 17.15 in W (435.5 mm), 0.81 in D (20.5 mm), (475 g)
Mouse: 3.85 in H (97.7 mm), 2.42 in W (61.5 mm), 1.39 in D (35.2 mm), (70.5 g)