I knew already LOGITECH already having an s / wire with battery and after testing some other models I turned towards the mark !!! well that's final !! the quality is there and there is no secret !!! have to put a certain price but at least it's heavy !! this model by its lazer me more advanced technology, the size (wife parfaitementla hand shape) when the important thing is manipulating some time and and the various possible settings I use this mouse without problem on a living room PC everything is designed for ease and economy because the mouse on and off at will !! the software very easy to track the battery status to the day and the settings are child's play still thank you amazon for a fast and free delivery surcroix !!
