Yes.
no, wireless mouses and keyboards come with usb plugins so that it is wireless, so therefore, you can have a wireless mouse without a wireless keyboard.
its fine
compared to wired-mouse, a wireless mouse can be very beneficial. No longer you have to worry about those long cables that connect your mouse with the computer, most wireless mouse are optical mouses, which can be used on almost any surfaces (i said almost lol), and of course, a wireless mouse looks cooler than a wired mouse
clicker
There is no way. If you want a wireless mouse you will have to purchase one.
Wireless gaming mouse
It depends. A wireless mouse refers to any mouse that does not require a cable to connect it to the computer, rather relying on a USB receiver that remains plugged in to pick up the signal from the external mouse. A space mouse is a mouse that remains stationary with a track ball / stick of some type to maneuver the cursor around onscreen.
The USB port, unless it is a Bluetooth mouse, then there is no port, it will connect via Bluetooth.
It means it uses "Infrared" light instead of a "wireless" radio signal to connect to the computer.
Bluetooth
A wireless mouse will need additional batteries to operate, unlike a corded mouse. Depending on the method used to connect to the computer, a wireless mouse may suffer from interference.
You can use a keyboard, mouse or external remote "Clicker" that is supported by the system. Additionally, you may select automatic custom timings for your presentation that will transition a slide from one to the next after a specified amount of time.