Fellowes 99928-72

usability, price, design, size

reliability

76% of the reviews on Amazon.com give this product a positive rating.

It works

When double clicking, the ball moves on its own, so it doesnt work, cutting and pasting is next to impossible

Great for travel

There is a lot of "slop" in the ball movement. Almost every time I tried to double click the cursor would move ; Cheap construction. It was broken after a month. I did drop it a few times, but no more than a mouse I own - whick still works fine ;...

As a previous poster has said, it takes a bit of practice to use effectively. But it works well with a regular mouse; pick it up from time to time (I use my left hand for this, right for the mouse) and the stresses and pain that come with repetitive...

Yes, construction falls far short of industrial grade, but one of mine (I have several) has been in use for a couple of years and is only now getting sloppy

great for people with carpal tunnel. Had surgery but this is great for easing the tension in wrist, arm and shoulder and back ; works well with both laptops and desktop. i've had 4 or 5 and won't use a mouse which hurts my arm and there isn't a mouse...

The only things that could make it better is that the ring holding the ball in could be attatched better and to keep from droping it I leave the twist tie on to make to short to hit anything if you drop it. The ring will break if you drop the trackball...

Possibly a good idea.

Poor quality.

Good price.

Left button does not work with my version of Linux (Linspire 5.

perfect for those who have CTS or other problems with the wrist.

broke within two days of use.

The EA Sports game 'Tiger Woods' is the only game i've enjoyed using this thing with. I saw a co-worker doing this so thats the only reason I bought it. In true swing mode its very accurate because you can hold it in one hand and run you other hand...

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The EA Sports game 'Tiger Woods' is the only game i've enjoyed using this thing with.

Small and fits as a finger mouse slides over your finger and your thumb controlls the ball as with most trackballs behind your finger is a button two buttons are above the ball

feels cheap even sounds cheap as you can hear things moving insidse ball fits loose.I use it for a lap top so it works great for that.buttons above the ball are kinda akward to get to and handle.I think it will take some time to get use to and then be...