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