Reliable 2.4 GHz wireless connection
Enjoy carefree wireless. The proven advanced 2.4 GHz standard offers you a range of up to 10 m and 360° coverage.
Adjustable 1600 DPI HD sensor  
Enjoy total control: with the adjustable DPI sensor, accuracy is no longer left to chance. Adjustable to fit different needs, you can adapt it to match your preference.
Vertical ergonomic design 
Enjoy superior comfort: whether you already have wrist strain and pain complaints, or you are simply looking to upgrade your working environment with a superior tool, EV250 is a reliable choice. Its fully ergonomic and vertical shape also contributes to better posture while sitting for longer. 
Up to 9 months battery life
Thanks to Rapoo’s energy-saving technologies, combined with the on/off switch, you can use the EV250 ergonomic mouse without replacing batteries for up to 9 months.