This mouse if first and foremost intended for gaming. This is a slightly more advanced mouse with as many as six buttons.
From Amazon
ENDGAME GEAR XM1r Gaming Mouse - Optical PixArt PAW3370 sensor - 50 to 19.000 CPI - 5 buttons - Kailh GM 8.0 Switches - 80 million clicks - USB - ergonomic - 70g weight - White
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