Buy recommendation! Namely, the green ...

This green mouse is completely identical to the more expensive mice in the colors blue, black, red and white. Why pay more for the 17-20 technically same product?
The M525 fits comfortably in your hand and works on almost any surface. For people with "normal" big hands this wireless mouse is optimally dimensioned only from glove size 10, the mouse may prove to be too small. Very practical is the standby mode or the possibility of the complete power off when not in use by sliding switch on the underside. Thus, the indication of the battery life of 2-3 years seems realistic.
The USB receiver is slim and compact and fits thereby also problem in USB ports whose neighboring ports are quite close sit next to or occupied by other plugs. Conclusion: strong buy recommendation!