Logitech MK540 keyboard and mouse set

Connection technology: Wireless (2.4GHz)-10m.
Wireless technology: RF
Keyboard layout: QWERTY
Keyboard Features: Spill Resistant Design
Multimedia Function
Mouse: Suitable for left and right hand
Batteries: AA
Number of batteries required: 3
Exterior color: Black
Included accessories: USB receiver
3 AA Batteries
Dimensions:
Keyboard: 24 x 457.3 x 193.5 mm
Mouse: 39.2 x 61.8 x 111.5 mm