Logitech MK270 keyboard

 Logitech MK270 keyboard datasheet:

Keyboard :
- Connectivity: 2.4 GHz wireless technology with USB receiver
- Key layout: QWERTY keyboard (depending on region)
- Number of keys: 104 keys (including function keys and multimedia keys)
- Key life: 10 million keystrokes
- Dimensions: 435.5 x 137.5 x 20.5mm
- Weight: 487 g (with batteries)
- Battery: 2 AAA alkaline batteries (included)
- Battery life: Up to 24 months
- Splash proof: Yes
- Wireless connection: Range of 10 meters (may vary depending on the environment)
- Compatibility: Windows, Chrome OS

Mouse :
- Connectivity: 2.4 GHz wireless technology with USB receiver
- Tracking resolution: 1000 DPI
- Number of buttons: 3 (left click, right click, scroll wheel)
- Dimensions: 97.7 x 61.5 x 35.2mm
- Weight: 48.2 g (with batteries)
- Battery: 1 x AA alkaline battery (included)
- Battery life: Up to 12 months
- Optical resolution: Advanced optical tracking technology