Logitech K400 Plus keyboard

Keyboard
Recommended usage: Universal
Connectivity technology: Wireless
Device interface: RF Wireless
Keyboard layout: QWERTY
Keyboard language: US International
Pointing device: Touchpad + mouse buttons
Keyboard form factor: Mini
Numeric keypad: No
Keyboard keys operating life: 5 million characters
Hot keys: Yes
USB hub: No
Purpose: Universal
Fingerprint reader: No
Frequency band: 2.4 GHz
Noise level: 55 dB
On/off switch: Yes
Design
Backlight: No
Keyboard style: Straight
Wrist rest: No
Product colour: Black
Surface coloration: Monochromatic
Features
Wireless range: 10 m
Power
Power source type: Battery
Keyboard battery type: AA
Number of batteries (keyboard): 2
Service life of battery: 18 month(s)
Battery type: AA
Number of batteries supported: 2
Battery
Battery technology: Alkaline
Battery capacity: 2000 mAh
Mouse
Mouse included: No
Mouse battery type: AA
Mouse battery life: 18 month(s)
System requirements
Windows operating systems supported: Yes
Minimum system requirements: Computers, phones, and tablets that support external keyboards.Windows 7, 8, 10 or laterAndroid 7 or laterChromeOSUSB connection: Available USB port required.
Mobile operating systems supported: Android
Other operating systems supported: ChromeOS
Weight & dimensions
Keyboard dimensions (WxDxH): 354.3 x 23.5 x 139.9 mm
Keyboard weight: 390 g
Touchpad diagonal: 8.89 cm (3.5″)
Touchpad width: 4.7 cm
Touchpad height: 7.6 cm
Packaging data
Package width: 31 mm
Package depth: 370 mm
Package height: 153 mm
Package weight: 530 g
Packaging content
Number of products included: 1 pc(s)
Receiver included: Yes
Wireless receiver interface: USB Type-A
Batteries included: Yes
User guide: Yes
Logistics data
Harmonized System (HS) code: 84716060
Master (outer) case width: 190 mm
Master (outer) case length: 247 mm
Master (outer) case height: 80 mm
Master (outer) case gross weight: 965 g