Unlike a mechanical mouse (which uses a ball) or a laser mouse (which uses a laser), an optical mouse uses a reflective LED light in order to track movement, which is why the best mousepads for ...

If your pointing device is a mouse, turn it over. The chances are you’ll see a red LED light if you’re not seriously old-school and your mouse has a ball, this light serves as the illumination for a ...

Over the years, computer mice have gone through several versions. First we had the ball mouse prone to get all gummed up inside with lint. After the ball mouse came the optical mouse, which offered ...

Q. One of my colleagues—the kind of guy who buys all the latest electronic toys—told me I should junk my ordinary mouse and get a wireless optical one. I wisely listened to him when he advised me to ...