Specifications:
System requirements: Available USB port, for Windows 10 or later, Windows 8, Windows 7, macOS 10.10 or later
System requirements: Bluetooth low energy technology, Windows 7, Windows 8, Windows 10 or higher, macOS X 10.10 or higher, iOS 5 or higher, Android 5.0 or higher, Surface compatible
Battery type: 2 AAA (included)
Wireless operating distance: 10 meters
Wireless technology: Logitech Unifying receiver or Bluetooth low energy technology
Receiver support Unifying: Yes
Color: Black, White
Size: 373.5x143.9x21.3mm/14.70x5.67x0.84in

Notes:
Please allow 1-3mm differs due to manual measurement.
Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding.

Packages:
1 X Keyboard
1 X Receiver
1 X Manual