The biggest advantage of wireless keyboard is that it does not need to be charged, so it reduces the cost of user use. However, some people think that the need to replace the battery frequently will be more cumbersome, thus increasing the cost. However, it is true that a poor quality wireless keyboard will also be more power-hungry.
The answer is as follows: Wireless keyboards generally require charging or installing batteries. Some wireless keyboards have built-in rechargeable batteries that can be charged via USB, while others require batteries to be installed. The specific situation should be determined according to the specific wireless keyboard model.