This runs on 4 AA batteries (batteries not included).

The vintage Microsoft 1044 ZV1-00004 Black Wireless Backlit Remote Keyboard is a sleek and efficient keyboard designed for Windows XP specifically to use with "Media Player". With its wireless connectivity and backlit keys, this keyboard offers convenience and ease of use. The QWERTY layout and English language make it suitable for everyday typing tasks, while the black color adds a modern touch to your workspace. Made by Microsoft, a trusted brand in technology, this keyboard is a reliable and functional addition to your computer setup.