Fit my hand perfectly, ergonomically, very quiet, glides smoothly, not flimsy, plug n play,lightweight, long battery life.

Fit my hand perfectly, ergonomically, very quiet, glides smoothly, not flimsy, plug n play,lightweight, long battery life.  Read Less

Battery life appears to be excellent as well.

Battery life appears to be excellent as well.  Read Less

Any weight whatsoever on the buttons generates a click, as the buttons can't resist resting finger weight.

Any weight whatsoever on the buttons generates a click, as the buttons can't resist resting finger weight.  Read Less

While i would like to manage the buttons, the software is enough of a mess that i don't use it.

While i would like to manage the buttons, the software is enough of a mess that i don't use it.  Read Less

It’s nothing fancy but it doesn’t cost like it should be fancy either (especially when it’s on sale) and does/has what i want s...  Read More

It’s nothing fancy but it doesn’t cost like it should be fancy either (especially when it’s on sale) and does/has what i want so i’m happy with it.  Read Less

Has all features one might want at fair price.

Has all features one might want at fair price.  Read Less

I researched to find the largest logitech mouse and found a local store that carried the 550l and went that day to get one and ...  Read More

I researched to find the largest logitech mouse and found a local store that carried the 550l and went that day to get one and have been pleased ever since.  Read Less

And i want to point out that it arrived in a cardboard box, and inside the box was a waxed paper bag with the mouse in it.

And i want to point out that it arrived in a cardboard box, and inside the box was a waxed paper bag with the mouse in it.  Read Less

I cant say if the documentation int he box is lacking or if something was missing, -- this was an open box when it arrived - bu...  Read More

I cant say if the documentation int he box is lacking or if something was missing, -- this was an open box when it arrived - but one had ot guess as to what the various under-mouse buttons did, how to put it in pairing mode, and what the blinks meant.  Read Less

Regardless it 100x better than apple's awful mice.

Regardless it 100x better than apple's awful mice.  Read Less

I also dislike the tactile feel of this - there i no click on the main button, compared ot my preferred mouse - a 20+ year old ...  Read More

I also dislike the tactile feel of this - there i no click on the main button, compared ot my preferred mouse - a 20+ year old microsoft intellimouse.  Read Less

The only thing better would be a rechargable name brand battery.

The only thing better would be a rechargable name brand battery.  Read Less

I've had other logitech pointing devices that were long-lived so i'm hoping this one will be too.

I've had other logitech pointing devices that were long-lived so i'm hoping this one will be too.  Read Less