Logitech MK330 Wireless Keyboard and Mouse Combo

TECHNICAL SPECIFICATIONS
Wireless range (in meters): 10 m 6Wireless range may vary due to environmental and computing conditions.
Keyboard
Spill-resistant design 7Tested under limited conditions (maximum of 60 ml liquid spillage). Do not immerse the keyboard in liquid.
10-Key Number pad
Key type: Deep profile
On/Off power switch
2 AAA batteries（Alkaline Battery）
Battery: 24 months 8Keyboard battery life calculation based on an estimated two million keystrokes/year in an office environment. User experience may vary. Mouse battery life may vary based on user and computing conditions.
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 battery（Alkaline Battery)
Battery: 12 months