HAVIT MS81 USB OPTICAL MOUSE

•1000-1600-2000DPI solution, ultra-precision optical sampling technology.
•Ergonomic design with skid-proof surface helps the mouse well fit with palms and relieve fatigue from long time usage.
•Comfortable buttons and scroll wheel.
•High definition optical engine: achieve more smooth and accurate cursor control. 
•More than 3 million times of key life, more durable.
•System supported: windows 2000/XP/Vista/Windows 7/ Windows 8/ Windows 10.